Yes friend you have presented three very important points. Among which water is one of them, water contamination causes various diseases in the human body which are very dangerous. One of the ways to protect our environment is by planting a second tree. Weather or air pollution is one of our various damages, one of which is oxygen shortage. Garbage should be disposed of in proper places. It is very important that we have to play our part to protect the society. Thank you so much for mentioning me.