In today's life environmental pollution is a biggest threat to human being , plants and animals. It causes many diseases to human beings and animals pollution reduces the oxygen level in the air due to increase population there is a need of more oxygen and land. For more land many Forests are cutted off but for more oxygen we could not do any thing we have to plant more trees in our locality in parks and keep plants in our homes it helps to increase the oxygen level in the air trees and plants also helps to reduce pollution by absorbing the pollution .all we have to plant one tree in every year to reduce pollution and protect our environment.