- Thereisnodenyingthattreesnotonlyplayamagnificentroleinkeepingecologyinbalance,butalsoprovidepeoplewithvariousresources.Tobeginwith,treesproduceoxygenandabsorbcarbondioxide,whichofferusfreshair.Asgreenhouseeffectisgettingmoreandmoreserious,plantingmor...
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