The demand curve for a product will shift outwards to the right when:

Which problem  is caused by high levels of chlorine and bromine compounds on the stratosphere?

Which concept  was emphasized by the United Nations Conference on Environment and development (UNCED)?

Which of the following are the examples of abiotic elements of the environment?

_________ leads to land degradation, biodiversity  loss and air pollution.

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

The black soil of the Deccan plateau is particularly suitable for cultivation of

From 1979 to 1990, ozone layer was reduced by

The number of motor vehicles has increased from about ________ in 1951.

Central Pollution Control Board monitored the quality of water of