Forests

Livestock

Wet lands

Grasslands

Control of water pollution

Biodiversity conservation

Control of CO₂ emission

Reduction of ozone depleting substances

Gives a measure of Salmonella in the water

has no relationship with concentration of oxygen in the water

Increases when sewage gets mixed with river water

Remains unchanged when algal bloom occurs

Permission to use only pure diesel with a maximum of 500 ppm sulphur as fuel for vehicles

Compulsary PUC (Pollution Under Control) certification of petrol driven vehicles which tests for carbon monoxide and hydrocarbons

Use of non-polluting Compressed Natural Gas (CNG) only as fuel by all buses and trucks

Compulsory mixing of 20% ethyl alcohol with petrol and 20% biodiesel with diesel