Jumat, 08 Maret 2013

The role of humans in the environment damage

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The role of humans in the environment there are positive and some are negative. People who are negative role is the role that harm the environment. This loss directly or indirectly arising from human activities in meeting their needs. People who are positive role is the role that benefits the environment because it can result in protecting and preserving the environmental carrying capacity.

The role of humans that are negative are:
1. exploitation beyond the limit so that supply of natural resources increasingly shrinking
2. extinction or decline in diversity of types of biota that are also sources of germplasm
3. changes to natural ecosystems become steady and balanced ecosystem that is not secure because the target requires constant energy subsidies
4. the changing profile of the earth's surface that can destabilize the soil causing landslides
5. influx of energy, materials or certain compounds in the environment that cause pollution of water, air, and soil. This resulted in environmental degradation. Pollution can have negative impacts on the environment and on humans themselves.

The role of humans that benefit the environment include:
1. the exploitation of natural resources in a timely and prudent, especially natural resources that can not be updated
2. conduct afforestation and reforestation to preserve the diversity of flora and to prevent erosion and flooding
3. the process of recycling and waste processing levels of pollutants that are discharged into the environment does not exceed the threshold value
4. perform agricultural intercropping systems or multi culture to maintain soil fertility. For agricultural land is sloping swales to prevent erosion as well as the swift terhanyutnya soil containing humus
5. make regulations, organizations or legislation to protect the environment and the diversity of living species.