as the level of water rises , the amount of available land will decrease
upheaval is rise. if scale_up occurs then increase occurs. sinking is decrease. earth has more_water_than_land if scale_down occurs then decrease occurs. precipitation is drop. atmosphere is thinner_as_altitude_increases. water has effect_of_making_things_wet world has more_water_than_dry_land land is where_water_isn't.