BIOMONITORING OF AMBIENT AIR POLLUTION (With reference to Medicinal Plants)

A plant growing in its natural habitat is generally exposed to fluctuating levels of different pollutants. This level may exceed at any time to the level demonstrated to cause injury . Plants being constantly exposed to environment absorb accumulate and integrate pollutants impinging on their foliar surfaces and sometimes even show specific response too and can be used as bio indicator for different types of  pollutants.In case of trees not only foliar surface but bark also absorb and accumulate the air pollutants. In the present book effect of air pollution with reference to medicinal plants were discussed and elaborated in detail.