Sinks of carbondioxide

‘Global warming’ is due to

This pollutant tarnishes silver objects and blackens lead paintings.

Expand – PAN

This gas is released by the incomplete burning of fuels in motor vehicles

If blue litmus is turned into red in water, water is

The following one is a natural cause for air pollution

…………. combines with water to form acid rain.

Which of the following is non-renewable source of energy?

Narmada bachao andolan was led by