The human body is 70% water. The surface of the earth is 70% water. It is THE most important substance for making life possible. Learn about insightful ideas for using water, keeping it clean and getting it where people need it.
The winter sky over the Gulf of Mexico seen from the air as a tugboat services offshore wells. (Todd Kihle/NOAA/NMFS/SEFSC/Galveston Lab)