Write a brief note on environmental chemistry

Since all the pesticides are toxic in nature, they are injurious to both plants and animals.

environmental chemistry class 11 assignment pdf

When acid rain falls and flows as ground water to reach rivers, lakes etc. Non point sources of pollution are those where a source of pollution cannot be easily identified, e.

It extends to the height of about 10 km from the sea level. It also increases evaporation of surface water through the stomata of the leaves and decreases the moisture content of the soil. The rest of the heat radiates back to the atmosphere. It can be defined as the study of the sources, reactions, transport, effects, and fates of chemical species in the airsoiland water environments; and the effect of human activity and biological activity on these.

Chemical species present in the environment are either naturally occurring or generated by human activities.

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Class 11 Chemistry Revision Notes for Chapter 14