Go with the flow
Most of my memories from school are best forgotten, but one thing I remember learning is that the Earth has a lot of water. Yet on this veritable water world only 2.5% is fresh water, the rest, the trillions...
Most of my memories from school are best forgotten, but one thing I remember learning is that the Earth has a lot of water. Yet on this veritable water world only 2.5% is fresh water, the rest, the trillions...