THE EARTH IS PLANET OF THE SOLAR SYSTEM. IT IS POSITIONED BETWEEN VENUS AND MERCURY SO IT DOESNT GET TOO HOT NOR TOO COLD.THE EARTH IS 4.54 BILLION YEARS OLD.8.3 BILLION IS THE NUMBER OF POPULATION OF THE PEOPLE WHO ARE LIVING ON EARTH.THE EARTH IS THE BEST PLACE FOR HUMANS TO LIVE THERE IS NO OTHER SUITABLE HABITAT FOR HUMANS TO LIVE.THE EARTH IS THE ONLY PLANET WHERE LIFE IS SUITABLE.