Terms in this set (36)
What is one of the major problems facing those who depend on the Nile River for their water?
The water is contaminated with human and industrial waste
How did the Aswan High Dam change Egyptian farming?
The dam has allowed year round irrigation
What is silt?
Rich topsoil carried from one location to another by floodwaters
Continued use of chemical fertilizer causes what to build up in soil?
Which part of Africa has access to the Niger River?
Which BEST describes a major use of the Niger River?
Used for transportation and agriculture
Which BEST describes a major use of the Congo River?
Transportation of goods and people from the interior of Africa to the Indian Ocean
What do some people believe might lead to "water wars" I'm Africa in the future?
Competition among countries that share a River system
Why do some govs ignore industrial pollution of major rivers and waterways?
They want the industries to be profitable
What destroyed the grassland and forest that were once found in the Sahel?
Continuous farming and over grazing
Why are droughts a problem for farmers in the Sahel?
The soil is of poor quality and dry conditions result in even fewer crops
Which is a result of desertification for the people living in the Sahel region?
Increased starvation and poverty
Which has been a major cause of desertification?
Overuse of the land by the people
Which African country is losing its rain forest most rapidly today?
Why is most rainforest area lost today?
Logging for industry, farming, and fuel
In what area desertification problems the greatest?
What is meant by the green line when one is talking about desertification?
The line between the desert and cultivated areas
Which phrase best represents the Sahara region?
Hot dry desert
What has been the most reliable way to get across the Sahara over the centuries?
What is the name for a desert area that gets some rainfall of where there is a spring?
Which phrase best describes the Sahel?
An area that borders the desert
Why is farming so difficult in the African Sahel?
Rainfall can vary widely from year to year
What is the most common way people make a living the Sahel?
Herding and subsistence farming
Which is a consequence of cutting down trees for fuel in the Sahel?
How large is the region known as the African Sahel?
The region extends from the Red Sea to the Indian Ocean just south of the Sahara desert
Which phrase best describes the savanna?
Grasslands making up half of the African continent
Which is found on the African savanna?
A wide variety of animals
Which is the greatest danger for the African savanna today?
Activities of oeople
What are some African countries trying to do to protect the savanna?
Setting land aside as national parks
Which phrase BEST describes the rainforest?
Humid and warm with thick vegetation
How does the African rainforest rank in he world in terms of size?
The second largest in the world
In what part of Africa is the largest rainforest found?
The Congo River basin
Beginning in the 1800s what did European nations do that affected the African rainforest?
Cleared large areas of land for great plantations
Cutting down and clearing trees front the area
What does it mean if a plant of animal becomes extinct?
There are no more of that of plant or animal alive in the world
What is a factor in the destruction of the African rainforest?
Rapidly growing population