ORIGINAL ESSAY

Essay 1
In this set of materials, the reading passage discusses characteristics of the Sahara Desert today, and the listening passage tells us about the desert in the past time.

In the reading passage, we can know how the character of the Sahara is like. It is the largest in the world. It is the same size to the United States. Also, it is extremely dry climate. In the most dried area, rainfall is about once a century. However, in such a dry weather, there are a few oases. The surface is dry but about 90 oases support life of the people in small villages.

The listening passage shows us how the Sahara was like in distant past. 10,000 years ago, the area was full of forests and jungles. Also, it had rivers and lakes and that means it was wetter climate than it today. Animals such as elephants lived there and people, hunters and farmers seemed to live. Around 6,000 yeas ago, the filed started to dry out and become desert. A dramatic change took place from 2,000 to 4,000. The area became completely huge desert that it is today, referred in the reading passage.



CORRECTED ESSAY

Essay 1
In this set of materials, the reading passage discusses the characteristics of the Sahara Desert today, and the listening passage tells us about the desert in the past time.

    In the reading passage, we can know howare told what the character of the present day Sahara is like.  It is the largest desert in the world.  It and is about the same size to as the United States.  Also, it is has an extremely dry climate.  In the most drieddriest areas, rainfall is occurs about once a century.  However, in such a dry weather, Apart from the Nile and there are a few oases, t.  The surface of the desert is dry but about 90 oases support life of the people in small villages..

The listening passage shows us how what the Sahara was like in the distant past.  10,000 years ago, the area was full of forests and jungles.  Also, it had rivers and lakes and that means it was had a wetter climate than it today.  Animals such as elephants lived there and people, hunters and farmers seemed to live who survived by hunting and fishing and later farming.  Around 6,000 yeas ago, the filed area started to dry out and become desert.  A dramatic change took place from 2,000 to 4,000.  The area became the completely huge desert that it is today, and which was referred to in the reading passage.

CORRECTED ESSAY (without correction marks)

Essay 1
In this set of materials, the reading passage discusses the characteristics of the Sahara Desert today, and the listening passage tells us about the desert in the past.

In the reading passage, we are told what the present day Sahara is like. It is the largest desert in the worldand is about the same size as the United States. Also, it has an extremely dry climate. In the driest areas, rainfall occurs about once a century. Apart from the Nile and a few oases, the surface of the desert is dry..

The listening passage shows us what the Sahara was like in the distant past. 10,000 years ago, the area was full of forests and jungles. Also, it had rivers and lakes and that means it had a wetter climate than it today. Animals such as elephants lived there and people who survived by hunting and fishing and later farming. Around 6,000 yeas ago, the area started to dry out and become desert. A dramatic change took place from 2,000 to 4,000. The area became the completely huge desert that it is today, and which was referred to in the reading passage.

Essay 2
In this set of materials, the reading passage describes the characteristics of the Sahara desert today, and the listening passage states that of in the past and how it changed to the desert.

Firstly, the reading passage states that the Sahara is a largest desert in the world. The large of the area is almost equals to the U.S. It covers more than 9 million square kilometers from east to west. In addition, climate of the area is very dry. Average annual fall of rain is less than 10 centimeters and in the many area, less than 2 centimeters per year. Amazingly, in the driest place, it rains only about once a century. However, the little surface water is in the area. There is the Nile River which runs through and there are about 90 oases which are supporting tiny villages.

Secondly, the listening passage describes about the area in the past to the present. While the reading passage suggests that the Sahara today is a huge desert, in 10,000years ago, the area was a green jungle which had wet climate and many animals; giraffes and elephants. Also water supply to the area was very abundant to live for hippopotamus. However, about 6,000 years ago, the climate started to change to be dry. Little by little, the area changed to the desert. By 4,000 years ago, this change of climate had finished and the climate became very dry. Therefore, by the year, huge desert what can be seen even now had appeared.

In summary, the listening passage is adding the information to the reading passage. Especially, it is referring to the past era of the Sahara and history until the present shape of the area.

Essay 2
In this set of materials, the reading passage describes the characteristics of the Sahara desert today, and the listening passage states that those of the Sahara in the past and how it changed into the a desert.

              Firstly, the reading passage states that the Sahara is a the largest desert in the world. The large of thIts area is almost equals to the U.S. Itand covers more than 9 million square kilometers from east to west. In addition, the climate of the area is very dry. The aAverage annual fall of rain is less than 10 centimeters and in the many area, less than 2 centimeters per year. Amazingly, in the driest places, it rains only about once a century. However, theIndeed, the only  little surface water is in the area. There is the Nile River which runs through the Sahara and there are about 90 oases which are supporting  tiny villages.

              Secondly, the listening passage describes about the area in the past to the present. While the reading passage suggests informs us that the Sahara today is a huge desert, in 10,000years ago, the area was a green jungle which had wet climate and many animals; including giraffes and elephants. Also water supply to the area was very abundant to live for hippopotamus. However, about 6,000 years ago, the climate started to change to and become drierbe dry. Little by little, the area changed to the a desert. By 4,000 years ago, this change of climate had finished and the climate region became very dry. Therefore, by the that year, the huge desert what which can be seen even now had appeared.

              In summary, the listening passage is adding adds to the information to in the reading passage. Especially, it is referring to the past era of the Sahara and history until the present shape of the areaby completing the history of the Sahara up to our own time..

Essay 2
In this set of materials, the reading passage describes the characteristics of the Sahara desert today, and the listening passage states those of the Sahara in the past and how it changed into a desert.

Firstly, the reading passage states that the Sahara is the largest desert in the world. Its area is almost equal to the U.S. and covers more than 9 million square kilometers from east to west. In addition, the climate of the area is very dry. The average annual fall of rain is less than 10 centimeters and in many area, less than 2 centimeters per year. Amazingly, in the driest places, it rains only about once a century. Indeed, the only surface water in the area is the Nile River which runs through the Sahara and about 90 oases which support tiny villages.

Secondly, the listening passage describes the area in the past to the present. While the reading passage informs us that the Sahara today is a huge desert, 10,000years ago, the area was a green jungle which had wet climate and many animals; including giraffes and elephants. Also water supply to the area was very abundant to live for hippopotamus. However, about 6,000 years ago, the climate started to change and become drier. Little by little, the area changed to a desert. By 4,000 years ago, this change of climate had finished and the region became very dry. Therefore, by that year, the huge desert which can be seen even now had appeared.

In summary, the listening passage adds to the information in the reading by completing the history of the Sahara up to our own time.

Essay 3
A lot of people know that the Sahara desert is famous desert all over the world, but a lot of people donft know difference between now and in the past.

Now, the Sahara is a massive desert. It is approximately equal in size to the United States and covers more than million square kilometers. Its climate is very dry. The average annual rainfall is not even 10 centimeters. There are some oases, and these oases supply necessary water for life.

In the past, the Sahara was not a desert. The Sahara had forest, jungle, grassland, and lakes 10000years ago. This Sahara starts to dry out 6000 years ago, and it completely became present desert 4000years ago. Consequently, now the Sahara is known as the largest desert in the world, but in the past this desert was a forest, jungle, grassland, and lakes.

Essay 3


A lot of people know that the Sahara desert is famous desert all over the world, but a lot of people donftfew know the difference between the Sahara now and in the past.

     Now, the Sahara is a massive desert. It is approximately equal in size to the United States and covers more than million square kilometers. Its climate is very dry. The average annual rainfall is not even 10 centimeters. There are some oases, and these oases supply necessary water for life.

     In the past, the Sahara was not a desert. The Sahara had forest, jungle, grassland, and lakes 10000years ago. This Sahara starts started to dry out 6000 years ago, and it became completely became present desert 4000years ago.

     Consequently, now the Sahara is known as the largest desert in the world, but in the past this desert was an area of forest, jungle, grassland, and lakes.

Essay 3
A lot of people know that the Sahara desert is famous desert, but few know the difference between the Sahara now and in the past.

Now, the Sahara is a massive desert. It is approximately equal in size to the United States and covers more than million square kilometers. Its climate is very dry. The average annual rainfall is not even 10 centimeters. There are some oases, and these oases supply necessary water for life.

In the past, the Sahara was not a desert. The Sahara had forest, jungle, grassland, and lakes 10000years ago. This Sahara started to dry out 6000 years ago, and it became completely present desert 4000years ago.

Consequently, now the Sahara is known as the largest desert in the world, but in the past this desert was an area of forest, jungle, grassland, and lakes.

Essay 4
In this set of materials, the reading passage discusses the characteristics of the Sahara today. First, the Sahara is the world largest desert, and the size is equal to the United States. The surface is more than 9 million square kilometers. The width is about5,500 kilometer and the length is about 2,000. Second is about dry climate. The rain rates are usually 10 centimeters, but many areas are about2 centimeters. Third is about oases. Thanks to Nile River, there is oases in the Sahara. The oases can provide water to 90 villages.

In this set of materials, the listening passage relates the Sahara in the distant past. About 10,000years ago, the area was rather wet. There were forests and animals such as elephant and hippopotamus. They need much water, so there were much water in the desert. About 6,000 years ago, the area started to dry out. 2,000 years passed, because of dramatic sift of climate, the area became huge desert. About 2,000 years ago, the desert was completed.

Essay 4
In this set of materials, the reading passage discusses the characteristics of the Sahara today and the listening passage describes the Sahara in the distant past.

. FirstThe reading passage tells us that, the Sahara is the worldfs largest desert, and the its size is equal to the United States. The with a surface is of more than 9 million square kilometers. The width is about 5,500 kilometer and the length is about 2,000. Second is aboutAlso, it has a very dry climate. The rain ratesfall are usuallyaverages about 10 centimeters a year, but in many areas there are aboutonly 2 centimeters. Third is about oases. Thanks toto The only surface water in the Sahara is the Nile River, there is oases in the Sahara and about 90 oases. The oases can provide water to 90 villages.

In this set of materials, tThe listening passage relates describes the Sahara in the distant past. About 10,000years ago, the area was rather wet. There were forests and animals such as elephant and hippopotamus. They need much water, so there were muchmust have been a lot of water in the desertarea. About 6,000 years ago, the area started to dry out. After 2,000 years had passed, because of a dramatic shift of in climate, the area became a huge desert. About 2,000 years ago, the desert was completed.

Essay 4
In this set of materials, the reading passage discusses the characteristics of the Sahara today and the listening passage describes the Sahara in the distant past.

The reading passage tells us that, the Sahara is the worldfs largest desert, and its size is equal to the United States with a surface of more than 9 million square kilometers. The width is about 5,500 kilometer and the length is about 2,000. Also, it has a very dry climate. The rainfall averages about 10 centimeters a year, but in many areas there are only 2 centimeters. to The only surface water in the Sahara is the Nile River and about 90 oases.

The listening passage describes the Sahara in the distant past. About 10,000years ago, the area was rather wet. There were forests and animals such as elephant and hippopotamus. They need much water, so there must have been a lot of water in the area. About 6,000 years ago, the area started to dry out. After 2,000 years had passed, because of a dramatic shift in climate, the area became a huge desert.

Essay 5
In this set of materials the reading passage discusses about the characteristics of the Sahara today and the listening passage provides the Sahara in past.

In the reading passage, the Sahara is the worldfs largest desert. It is almost equal in size to the United States. Whatfs more, The Sahara has a very dry climate. In the driest places, it rains only about once a century. Finally, There is little surface water in Sahara, but oases are there. There are large enough to support tiny villages.

In the listening passage, 10000 years ago, the Sahara is ice land, glass land, and there has wet climate than todays. People who lived there, fished and hunted. Whatfs more, there have large animals there. Nevertheless, since 6000 years ago, the Sahara started to dry out. Therefore, 4000 ago to 2000 years ago, the Sahara became a desert as today.

Essay 5
   In this set of materials the reading passage discusses about the characteristics of the Sahara today and the listening passage provides information on the Sahara in the past.

         In the reading passage, we are told that the Sahara is the worldfs largest desert. It is almost equal in size to the United States. Whatfs is more, The Sahara has a very dry climate; i. In the driest places, it rains only about once a century. Finally, tThere is little surface water in Sahara, but oasesalthough are there are a few oases. Thesre are only large enough to support tiny villages.

         In the listening passage, we hear that 10000 years ago, the Sahara is wasice land, grlass land, and there has wet climate was wetter than todays. People who lived there, fished and hunted.  Whatfs is more, there have large animals lived there. Nevertheless, since around 6000 years ago, the Sahara started to dry out. Therefore, by 4000 ago to 2000 years ago, the Sahara had becoame a desert, as it is today.

Essay 5
In this set of materials the reading passage discusses the characteristics of the Sahara today and the listening passage provides information on the Sahara in the past.

In the reading passage, we are told that the Sahara is the worldfs largest desert. It is almost equal in size to the United States. What is more, The Sahara has a very dry climate; in the driest places, it rains only about once a century. Finally, there is little surface water in Sahara, although there are a few oases. These are only large enough to support tiny villages.

In the listening passage, we hear that 10000 years ago, the Sahara was, grassland, and the climate was wetter than todays. People who lived there, fished and hunted. What is more, large animals lived there. Nevertheless, around 6000 years ago, the Sahara started to dry out. Therefore, by 4000 ago, the Sahara had become a desert, as it is today.

Essay 6
In this set of materials, the reading passage tells us about the Sahara in the present and the listening passage gives us information about the Sahara in the past.

The reading passage discusses the condition we can see in Sahara today. First main point defines that how big the Sahara is. Itfs the worldfs largest dessert and itfs approximately equal in size to the United States. Second main point proves that it is a very dry climate since the average rainfall is not even 10centimeters and in the very driest areas, it rain once a year. Third main point is that although there are some oases and the Nile River running through in the Sahara, this dry-conditioned place has little surface water.

The listening passage examines about how it became the Sahara we are now able to see. 10 thousand years ago, the Sahara was in an ice age and it had green jungle-like environment. There were forests, large animals, and even water, but 6000years ago, it dried out. In 2 thousand years ago, there was a dramatic shift and it came to be a huge dessert as we recognize as Sahara.

Essay 6
In this set of materials, the reading passage tells us about the Sahara in the present and the listening passage gives us information about the Sahara in the past.

       The reading passage discusses the condition we can see in the Sahara today. First main point defines that how big tThe Sahara is. Itfs  the worldfs largest dessert and itfs is approximately equal in size to the United States. Second main point proves thatI it is has a very dry climate since the average rainfall is not even 10centimeters and in the very driest areas, it rains only once a year. Third main point is that aAlthough there are some oases and the Nile River running runs through in the Sahara, this dry-conditioned place has little surface water.

       The listening passage examines describes about how it the Sahara as it was many thousands of years agobecame the Sahara we are now able to see. 10 thousand years ago, the Sahara was in an ice age and it had a green jungle-like environment. There were forests, large animals, and even water, but.  6000 years ago, However, it dried out. In Within 2 thousand years ago, there was a dramatic shift and it came to be a the huge dessert as we recognize as Saharatoday.

Essay 6
In this set of materials, the reading passage tells us about the Sahara in the present and the listening passage gives us information about the Sahara in the past.

The reading passage discusses the condition we can see in the Sahara today. The Sahara is the worldfs largest dessert and it is approximately equal in size to the United States. Iit has a very dry climate since the average rainfall is not even 10centimeters and in the very driest areas, it rains only once a year. Although there are some oases and the Nile River runs through the Sahara, this dry-conditioned place has little surface water.

The listening passage describes the Sahara as it was many thousands of years ago. 10 thousand years ago, the Sahara was had a green jungle-like environment. There were forests, large animals, and even water. 6000 years ago, However, it dried out. Within 2 thousand years, there was a dramatic shift and it came to be the huge desert we recognize today.

Essay 7
In this set of materials, the reading passage gives us information about characteristics of Sahara desert today, and the listening passage relates not todayfs Sahara desert but that of in the past.

The reading passage describes the situation of Sahara desert at the present time. Now, Sahara desert is the larger than any other desert in the world, also it is equal in size to the United States. In addition, the climate of there is very dry. Although the Nile River does run through and there are some oases, the surface is dry.

The listening passage, describes the situation of in the past. The Sahara desert had a green area like jungle. In ten thousand years ago, there was wet climate. There were green grasses, river, and large animals. Also water was enough to live and farm. People hunt fish and animals. In six thousand yeas ago, it started to dry out and become desert. From four thousand years ago to two thousand years ago, Sahara desert became like todayfs huge desert.

Essay 7
In this set of materials, the reading passage gives us information about the characteristics of the Sahara desert today, and the listening passage relates information not about todayfs Sahara desert but that ofabout this desert in the past.

    The reading passage describes the situation of the Sahara desert at the present time. Now, the Sahara desert is the larger than any other desert in the world, also it and is equal in size to the United States. In addition, the climate of there is very dry. Although the Nile River does run through and there are some oases, the surface is dry.

    The listening passage, describes the situation of this desert in the past. The Sahara desert had was a green area like jungle. In tTen thousand years ago, there was a wet climate. There were green grasses, rivers, and large animals. Also water was enough to live and farm and p. People fished and hunted fish and animals.  In sSix thousand yeas ago, it the area started to dry out and it becaome a desert. From By four thousand years ago,  to two thousand years agothe , Sahara desert had became like todayfs huge desert. 

Essay 7
In this set of materials, the reading passage gives us information about the characteristics of the Sahara desert today, and the listening passage relates information not about todayfs Sahara but that about this desert in the past.

The reading passage describes the situation of the Sahara desert at the present time. Now, the Sahara desert is larger than any other desert in the world and is equal in size to the United States. In addition, the climate there is very dry. Although the Nile River does run through and there are some oases, the surface is dry.

The listening passage, describes the situation of this desert in the past. The Sahara desert was a green area like jungle. Ten thousand years ago, there was a wet climate. There were green grasses, rivers, and large animals. Also water was enough to live and farm and people fished and hunted animals. Six thousand yeas ago, the area started to dry out and it became a desert. By four thousand years ago, the Sahara desert had became like todayfs huge desert.

Essay 8
Although there is some famous desert, I would like to discuss the Sahara. In this set of materials, the reading passage tells us the characteristic of Sahara now and the listening passage describes the process of the Sahara; how it has changed till now.

10,000ago, the Sahara used to be green surprisingly. It had wet climate and it is comfortable for people and animal to live there. There are hunters, fishers, farmers and some animals, including elephants and zebras.

Then 6000 ago, the Sahara started to dry out and especially, 4000ago, it dramatically changed to desert.

These days, the Sahara is the largest desert and the size of it equals that of United States. It has dry climate and is lack of water on the surface, though there are some oases or the Nile River.

In conclusion, to our surprise, in the past, the Sahara was green and had wet climate. As timed passed, the situation there changed and the Sahara started to dry out. The Sahara does not be desert at first, but gradually it became desert. It has had a process till now.

Essay 8
Although there is some famous desert, I would like to discuss the Sahara. In this set of materials, the reading passage tells us the characteristics of the Sahara now and the listening passage describes the process of the Sahara in the past and; how it has changed till now.

(I think you should follow the order you give in the intro – reading then listening)

10,000 years ago, the Sahara, surprisingly, used to be green surprisingly. It had a wet climate and it is wascomfortable for people and animal to live there. There are were hunters, fishersfishermen, farmers and some animals, including elephants and zebras.

     Then 6000 years ago, the Sahara started to dry out and especially,by 4000 years agoago, it had dramatically changed to desert.

     These days, the Sahara is the largest desert in the world and the itssize of it equals that of the United States. It has dry climate and l is lacks of water on the surface, though there are some oases or the Nile River.

     In conclusion, to our surprise, in the past, the Sahara was green and had a wet climate. As timed passed, the situation there changed and the Sahara started to dry out. The Sahara does not bewas not originally a desert at first, but gradually it became desertso. It has had a process till now.

Essay 8
In this set of materials, the reading passage tells us the characteristics of the Sahara now and the listening passage describes the Sahara in the past and how it has changed.

10,000 years ago, the Sahara, surprisingly, used to be green. It had a wet climate and it wascomfortable for people and animal to live there. There were hunters, fishermen, farmers and animals, including elephants and zebras. Then 6000 years ago, the Sahara started to dry out and by 4000 years ago, it had dramatically changed to desert.

These days, the Sahara is the largest desert in the world and itssize equals that of the United States. It has dry climate and lacks water on the surface, though there are some oases or the Nile River.

In conclusion, to our surprise, in the past, the Sahara was green and had a wet climate. As timed passed, the situation there changed and the Sahara started to dry out. The Sahara was not originally a desert, but gradually became so.

Essay 9
In this set of material, the reading passage characterizes the Sahara desert in the present, and the listening passage gives us information about how the area was like in the past.

The Sahara is the largest desert in the world. The size of it is equal to the size of USA. In the Sahara, the climate is very dry and the average rainfall is 10 centimeters a year. In some areas, it rains only once in a century. Also, the Sahara has little surface water. The only surface water that exists is the Nile and the oases.

However, it wasnft like that in the past. The Sahara was once a wet, green area with rivers and lakes and jungles. There were even hippos which is an animal that need a lot of water. About 6,000 years ago, the place started to dry out. 4,000 to 2,000 years ago, it finally became a desert like the one we see today.

From this information of the reading and the listening passage, we can see that the Sahara was once a humid place with lots of water and green, but changed to a very dry desert.

Essay 9
In this set of material, the reading passage characterizes the Sahara desert in the present, and the listening passage gives us information about how what the area was like in the past.

     The Sahara is the largest desert in the world. The size of it Itis equal to thein size of to the USA. In the Sahara, the climate is very dry and the average rainfall is 10 centimeters a year. In some areas, it rains only once in a century. Also, the Sahara has little surface water. The only surface water that exists is the Nile and the a few oases.

     However, it wasnft was not like that in the past. The Sahara was once a wet, green area with rivers and, lakes and jungles. There were even hippos, which is an animal that needs a lot of water. About 6,000 years ago, the place area started to dry out. 4,000 to 2,By 4000 years ago, it had finally becoame a desert like the one we see today.

     From this the information of contained in the reading and the listening passages, we can see that the Sahara was once a humid place with lots of water and greenery, but over time it changed to a very dry desert.

Essay 9
In this set of material, the reading passage characterizes the Sahara desert in the present, and the listening passage gives us information about what the area was like in the past.

The Sahara is the largest desert in the world. Itis equal in size to the USA. In the Sahara, the climate is very dry and the average rainfall is 10 centimeters a year. In some areas, it rains only once in a century. Also, the Sahara has little surface water. The only surface water that exists is the Nile and a few oases.

However, it was not like that in the past. The Sahara was once a wet, green area with rivers, lakes and jungles. There were even hippos, which is an animal that needs a lot of water. About 6,000 years ago, the area started to dry out. By 4000 years ago, it had finally become a desert like the one we see today.

From the information contained in the reading and the listening passages, we can see that the Sahara was once a humid place with lots of water and greenery, but over time it changed to a very dry desert.

Essay 10
In this set of materials, the reading passage discusses about the characteristics of the Sahara today, and the listening passage provides the information of the Sahara in the past.

In the reading passage, the Saharafs severe environments and some facts are defined. This dessertfs area is as large as the land of the United States of America, which is the largest in this earth. The weather is so dry that the average rainfall is under 10 cm. There are only few surface waters, like the Nile River and some oasis.

In the listening passage, the Saharafs history to get to todayfs situation is mentioned. It was a green jungle in 10,000 years ago. The weather was so wet that lakes and forest could exist. There were elephants and giraffes, and people were hunting fishes and farming. But about 6,000 years ago, it started to get dry, and in 1,000 years, the Sahara became a huge dessert.

Essay 10
In this set of materials, the reading passage discusses about the characteristics of the Sahara today, and the listening passage provides the information of on the Sahara in the past.

              In the reading passage, the Saharafs severe environments and some facts are defined. This dessertfs area, which is the largest on this earth, is as large as the land of the United States of America, which is the largest in this earth. The weather is so dry that the average rainfall is under 10 cm. There are is only few a little surface waters, like such as the Nile River and some oaseis.

              In the listening passage, the Saharafs history to get to todayfs situationfrom the distant past to today is mentioned. It was a green jungle in 10,000 years ago. The weather was so wet that lakes and forest could exist. There were elephants and giraffes, and people were hunting, fishes fishing and farming. But However, about 6,000 years ago, it started to get dry, and in within 12,000 years, the Sahara had becoame a huge dessert.

Essay 10
In this set of materials, the reading passage discusses the characteristics of the Sahara today, and the listening passage provides information on the Sahara in the past.

In the reading passage, the Saharafs severe environments and some facts are defined. This desertfs area, which is the largest on this earth, is as large as the land of the United States of America. The weather is so dry that the average rainfall is under 10 cm. There is only a little surface water, such as the Nile River and some oases.

In the listening passage, the Saharafs history from the distant past to today is mentioned. It was a green jungle 10,000 years ago. The weather was so wet that lakes and forest could exist. There were elephants and giraffes, and people were hunting, fishing and farming. However, about 6,000 years ago, it started to get dry, and within 2,000 years, the Sahara had become a huge desert.