The Great Green Wall and Climate Change

What is the primary goal of the Great Green Wall project?

• To build a wall to stop desert expansion

• To create a belt of vegetation across Africa

• To mine resources in the Sahel

• To increase tourism in the Sahara

Which region is experiencing temperatures rising 1.5 times faster than the global average?

• The Himalayas

• The Sahel

• The Amazon

• The Arctic

What was the African Humid Period?

• A time when the Sahara was covered in ice

• A period of intense rainfall and greenery in the Sahara

• An era of volcanic activity in Africa

• A time of severe drought in the Sahel

What historical evidence suggests the Sahara was once green?

• Old photographs of lush landscapes

• Ancient maps showing forests

• Neolithic paintings of swimming people

• Fossilized palm trees

What is the significance of the African Humid Period?

• It led to the extinction of many species

• It was a period of volcanic eruptions

• It was a time of intense monsoons and greenery

• It marked the beginning of the Sahara Desert

What is one major challenge faced by the Great Green Wall project?

• Lack of sunlight

• Excessive rainfall

• Overpopulation in the region

• High mortality rate of planted trees

What is one reason for the high mortality rate of trees in the Great Green Wall project?

• Excessive rainfall

• Overpopulation of animals

• Lack of proper irrigation

• Too much sunlight

What is a potential positive impact of the Great Green Wall?

• Increased desertification

• Decreased rainfall in the Sahel

• Doubling of rainfall in some areas

• Higher temperatures in the Sahel

What unintended consequence might the Great Green Wall have?

• Increased dust storms in the Sahara

• Reduced fertility of the Amazon

• Decreased biodiversity in Africa

• Increased volcanic activity

What is a key factor in the success of the Great Green Wall project?

• Technological advancements

• Community support

• International tourism

• Government funding