Does God Exist-What is His Purpose For The Earth?

According to the Jehovah's witnesses, GOD's purpose for the earth is good. Jehovah wants the earth to  be filled with happy, healthy people. All lies!  The bible says that God planted a garden in Eden and that he made to grow...every tree that was pleasing to look at and good for food. After God created the first man and woman, Adan and Eve God put them in that lovely home and told them: "Be fruitful and cecome many, fill the earth and subdue it. Cenesis 1:28 2:8 9:15    Isiah 46:9-11  55:11