Treescanbeautifyourenvironmentandabsorbcarbondioxide.

　　Treesareveryimportanttoourlifes,theyhelpusinmanyways.Forexample,treesprovideoxygentousandabsorbcarbondioxide,purifytheairandmakestheenvironmentapollutionfreeplacetolive.Treeshaverootswhichholdthesoilandpreventsoilerosion.Incoastalareastheyalsopreventflood.Treesalsoprovideuswithvariouskindsoftimber(wood),andgiveusfooditemssuchasfruits.WhenitishotwerestunderatreebecauseitprovidesshadetousandprotectsusfromtheharmfulUVraysofthesun.希望采纳。