Scientific newssheets
Continental biodiversity and plants improvement
December 2007
Termites are social insects organized into a complex caste system. The African continent harbours one-third of the 2000 species recorded to date and they include about 100 fungus-growing termites. These characteristically establish symbiosis with a higher fungus of the Basidiomycetes class, ...
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Scientific newssheets
Human and social sciences -
South Africa,
Angola,
Archipelago of the Canaries,
Benin,
Burkina Faso,
Cameroon,
Cape Verde,
Central Africa,
Congo,
Ivory Coast,
Gabon,
Gambia,
Ghana,
Guinea,
Equatorial Guinea,
Guinea-Bissau,
Liberia,
Mali,
Mauritania,
Niger,
Nigeria,
Democratic republic of Congo,
Rwanda,
Sao Tomé and Principe,
Senegal,
Sierra Leone,
Chad,
Togo,
Botswana,
Burundi,
Comoros,
Djibouti,
Eritrea,
Ethiopia,
Mauritius,
Kenya,
Reunion,
Lesotho,
Madagascar,
Malawi,
Mayotte,
Mozambique,
Namibia,
Uganda,
Seychelles,
Somalia,
Sudan,
Swaziland,
Tanzania,
Zambia,
Zimbabwe
December 2007
The population of Sub-Saharan Africa is continuing to grow at twice the rate recorded in Latin America and Asia. This exceptional population growth is a major handicap for efforts to achieve the UN’s Millennium Development Objectives (MDO) in most of the countries lying South of the Sahara. With ...
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Scientific newssheets
Ocean, climate, impacts -
Chile
November 2007
El Niño climatic and oceanic events, which exert their influence particularly on coastal regions stretching from the South of Ecuador down to central Chile, have occurred with a periodicity of around 2 to 7 years for several thousand years. Many of the secrets of this climatic phenomenon, also ...
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Scientific newssheets
Marine and halieutic biodiversity -
Venezuela,
Brazil,
Bolivia,
Peru,
Argentina
November 2007
The factors that lead to the appearance of new species are still insufficiently understood for a great many animals. However, it is easier to trace back the evolutionary history of those whose biogeographical distribution is well known. This is the case for piranhas for which the whole range of ...
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