The First caused by emissions of industrial plants because of the increasing number of industries. Such polluted air never remains at one place however spread to whole environment and affecting the lives of the people all through the world. Death rates of the human beings have been increased because of increased variety of diseases. The polluted air we breathe every moment causing lungs disorders and even lung cancer thus affecting the health of other body organs. Air pollution is continuously damaging the whole ecological system and affecting the lives of plants and animals as well. In order to reduce the level of air pollution we should bring some huge changes to our habits on daily basis. We should not cut trees, use public transportation, avoid spray cans, and so many activities. The second deforestation It has affected many. For instance, the animals are dying, environment change, seasonal change, increasing temperature, rising environmental heat, global warming, increasing greenhouse gas effect, melting ice caps and glaciers, increasing seas level, weakening ozone layer, hole in the ozone layer, sea animal dying, increasing risks of natural disaster like storm, cyclone, typhoon, flood, drought, and many more negative changes which are enough to last the existence of life on the earth. Forests plays great role in balancing the human life and environmental cycle by regulating the water cycle, providing oxygen, regulating environmental temperature, preventing soil erosion and many more. By cutting the forests we are stopping all the positive activities done by forests in the favour of human and environment