求英语保护环境的作文80个字左右开头polluionisaveryseri求英语保护环境的作文80个字左右开头polluionisaveryseriousproblemintheworld?

hello everyone,I want to give you a report of the pollution is a very serious problem in the world.The first I think we should protect our pollution,because we have the only world.Now,more and more people don't care about the pollution,they think it's not their responsbility,so,they can't pick up the paper when they looked it lying on the road