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This is the Environmental Studies notes. It is a free notes for revision.
ENVIRONMENTAL STUDIES ENVIRONMENTAL MANAGEMENT -are the effective and active measures geared towards the protection,conservation and preservation of the environment by a government,organisation or individual NATURAL RESOURCES -these are those naturally occurring things on or underneath the Earth's surface e.g minerals,soils etc RENEWABLE RESOURCES -these are those things that regenerate or replenish themselves to provide new supplies within a short space of time -are those resources that can be used again and again without the fear of them being used up (infinite) -some like trees,soils can be affected by human beings but others like wind,solar energy are not NON-RENEWABLE RESOURCES -these are those things that are finite ,their exploitation can lead to their exhaustion e.g minerals like diamonds etc and coal,petroleum,natural gas(fossil fuels) -these are those things that once used up will never again occur naturally in the environment -therefore there is a great need to conserve or use them wisely e.g by recycling and use of substitutes SUSTAINABLE DEVELOPMENT -this is the careful planned and controlled exploitation of resources so that they will always be present for the future generations -it seeks to maintain a balance between the satisfaction of human needs and the preservation of the physical environment POLLUTION / ENVIRONMENTAL DEGRADATION -this is the process of making the environment unhealthy or impure -it is a large scale despoliation of the earth and its resources -it is the presence of harmful substances in the environment GLOBAL WARMING -this is the increase in global temperatures as a result of increased release of greenhouse gases e.g carbon dioxide,methane, CFCs , etc into the atmosphere 1