Pollution is such a dangerous cause which makes the environment pollute which can be harmful for the human beings and also for the rest of the surroundings. We human beings specially do this work by cutting of trees, forest fires, killing the wilds, erasing environment and building homes, offices, facrories, schools, etc. Therefore nothing remains in the environment just the ozone starts depleting by the excess release of CFC's carbons or methane gas by which harmful sun rays starts falling on the earth that are destroyable to our universe. To stop this we can just keep our environment safe by planting trees as much as possible and bringing this type of awareness in everyone is our duty