Africa: Atlas of Our Changing Environment by United Nations

By United Nations

This attractive 400-page Atlas is a different and robust e-book which brings to mild tales of environmental swap at greater than a hundred destinations unfold throughout each state in Africa. There are greater than three hundred satellite tv for pc photographs, three hundred flooring pictures and one hundred fifty maps, besides informative graphs and charts that supply a bright visible portrayal of Africa and its altering surroundings that supply clinical facts of the influence that usual and human actions have had at the continents setting over the last a number of a long time. The observations and measurements of environmental swap aid gauge the level of development made by way of African nations in the direction of achieving the United countries Millennium improvement ambitions. extra importantly, this booklet contributes to the data and figuring out which are crucial for version and remediation, and will be of massive 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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Sample text

5 ha/person Worldwide, the exploding human population has become a driving force of environmental change on many fronts and at an unprecedented scale. In Africa, a growing population and specific human activities are impacting the air, land, and water, as well as the plants and animals that also call the continent home. 2 ha/person 1990 Africa’s “Shrinking” Land Base Increased population increases pressures on the land and its resources. In a hypothetical situation whereby land is shared equally among its population, each individual’s share of land would decrease with the increase in population as time passes, putting more pressure on resources.

Currently, Africa is the second most populous continent after Asia (UN 2007). 6 people per square kilometre (UN 2007). While parts of the continent such as the Sahara have few permanent settlements, other areas—including countries such as Nigeria, Burundi, Rwanda and regions such as the Nile Delta—are very densely populated. com Olduvai Gorge in the United Republic of Tanzania has been the site of several important archaeological finds of early hominids. 6 million years old. 2 Africa’s Changing Environment Natural Change and Population Natural change in the environment is continuous and in some cases very dramatic.

It is commonly used as the archetype of an extinct species because its extinction occurred during recorded human history and was directly attributable to human activity. The birds were killed by sailors and settlers for food, and their eggs and young were devoured by cats, dogs, and other non-native animals that were introduced to Mauritius. The bluebuck, or blue antelope, was the first large African mammal to become extinct in historical times. Bluebuck numbers began dropping about 2 000 years ago and the species was already rare by the 1700s.

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