Our planet-is particle of us.It's where we are work,stude,live.It's blooming gardens,it's peaceful sky over my head.It's happy,calm life of free people,who strive to improve this Earth. Now,four billion years Earth revolves around Sun.Of cource,our planet notalways was this,how now.The face of the Earth,like face the living being aging.Change structure of oceans and atmosphere,grow and broke mountain,arice and dry up seas.And life on the Earth change
