Sav arth　This is th arth. Th grn part is land. Th blu part is sa. Th whit part is clouds. Our arth is vry bautiful and intrsting. Thr ar rivrs, strams, sas and laks. Thr ar hills and mountains. Thr ar woods, jungls and forsts. Thr ar many countris and citis. Thr ar many popl liv in thm. Do you think th arth is vry wondrful? 　

　Many yars ago, th arth is vry clan. But nowadays thr is much pollution on th arth. Thr is air pollution, land pollution and watr pollution。Popl ar cutting down th forsts. 　

　Many wild animals, birds and inscts los thir homs. Popl ar killing animals for thir food and thir skins. It’s vry crul. Popl ar polluting th land, th watr and th air. Popl must stop doing this. W must sav th arth.