Take a quick look at environment pollution.
Explain tropospheric pollution in $100$ words.
For your agricultural field or garden you have developed a compost producing pit. Discuss the process in the light of bad odour, flies and recycling of wastes for a good produce.
Write a short note on the effect of Global warming and Greenhouse effect on environment.
Have you ever observed any water pollution in your area? What measures would you suggest to control it ?