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Saturday, 22 March 2014
VALUE OF BIODIVERSITY
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Environmental services from species and ecosystems are essential at global, regional and local levels. Production of oxygen, reducing ...
BIODIVERSITY
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Biodiversity is the degree of variation of life forms within a given species, ecosystem, biome, or planet. Terrestrial biodiversit...
FUNCTION OF VARIOUS ECO-SYSTEMS
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Forest ecosystems are dominated by trees that can mature to at least 2 m in height and provide a canopy of at least 20% cover, togethe...
Tuesday, 4 March 2014
ECOLOGICAL SUCCESSION
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The environment may be altered in substantial ways through the activities of humans, other living things, or when natural disasters occur,...
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