Essay Question: Facts + Explanation

Ways to sustain life

1. Using technology

- Uses bacteria to decompose layer of oil-covered surface of oceans

- Produces biogases by using agricultural organic waste as fuel

- Uses unleaded petrol, natural gas and alcohol to reduce pollutants

- Installs filters and builds high chimneys to reduce the pollutants released into the atmosphere

- Installs catalytic converters in exhaust of vehicles

- Recycle the wastes

2. Using Renewable energy

- Uses solar energy and electric energy to transport vehicles

- Uses geothermal energy, tidal energy and hydro energy

3. Biological Control

- Control population of pests by introducing its natural enemies

- Avoids using pesticides

4. Conservation and restoration of soil, water, forest and swamp land.

- Soil is conserved and restored to control water run-off and landslides

- Water resources are conserved to minimize pollution

- Regenerates replacement forests after deforestation

- Fauna and flora are conserved to enhance stability of ecology

5. Education

- Educates society to concern about environment

- Increases environmental knowledge of individuals and societies to environmental problems.

-Campaigns

6. Legislation and Enforcement of Law

- Environmental Quality Act

- National Forestation Act

- Factory and Machinery Act

- Pesticide Act

7. Preservation of resources

- Reduces use of pesticides

- Prepares suitable habitat for breeding

- Reduces deforestation

- Prohibit hunting activities