Central Pollution Control Board monitored the quality of water of

From 1979 to 1990, ozone layer was reduced by

Ozone layer prevents most harmful wavelengths of ultraviolet light from passing through the

Which problem is caused by high levels of Chlorine and Bromine compounds on the stratosphere?

In which fuel used by transportation in Delhi?

The price of a good will tend to rise if:

______ are those which can be used without the possibility of the resources becoming depleted or exhausted.

In India, ________ is widespread in urban areas.

Which one leads to land degradation, biodiversity loss and air pollution?

The Government of India set-up Central Pollution Control Board in