Download Africa: Atlas of Our Changing Environment by United Nations PDF

By United Nations

This lovely 400-page Atlas is a distinct and strong e-book which brings to mild tales of environmental switch at greater than a hundred destinations unfold throughout each state in Africa. There are greater than three hundred satellite tv for pc photos, three hundred floor images and one hundred fifty maps, in addition to informative graphs and charts that provide a brilliant visible portrayal of Africa and its altering surroundings that offer clinical facts of the influence that typical and human actions have had at the continents surroundings over the last numerous many years. The observations and measurements of environmental swap aid gauge the level of growth made by way of African nations in the direction of achieving the United international locations Millennium improvement objectives. extra importantly, this booklet contributes to the data and realizing which are crucial for edition and remediation, and may be of giant worth to all those that need to know extra approximately Africa and who care concerning the way forward for this continent.

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It is estimated that over 300 million people in Africa face water scarcity conditions. By 2025, 18 African countries are expected to experience water stress (UNEP 1999). Wetlands Africa’s many types of wetlands, from West Africa’s saline coastal lagoons to East Africa’s fresh and brackish-water lakes, provide OCEAN FAO Continued climate change will aggravate this situation. By 2050, it is expected that areas experiencing water shortages in subSaharan Africa will have increased by 29 per cent. By 2100, water flow in the Nile River region is expected to decrease by 75 per cent, with damaging consequences for irrigation practices.

Threefifths of African farmers subsist by directly utilising land resources (Dlamini 2005). Two-thirds of the population of sub-Saharan Africa lives in rural areas, and therefore depends on the natural resource base more than people in any other part of the world (EIA 2003). Africa’s land resources are rapidly changing, and in some cases shrinking, due to changes in land cover, land use, and land productivity. In the thirty years since the great drought of the 1970s, Niger’s population has more than doubled.

Over 120 plant species are extinct, with another 1 771 threatened (Bird and Medina 2002). Threats to species are both direct (such as bushmeat hunting) and indirect (such as habitat loss). Some species, such as the Bonobo or pygmy chimpanzee (Pan paniscus), exist in very limited areas. Loss of habitat in these relatively small areas can lead to the rapid extinction of species (Brooks and others 2002). Much effort has gone into designating protected areas in Africa with the hope of saving these areas of crucial habitat.

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