Water, Water Everywhere But Not a Drop to Drink. LETS START WITH THE BASICS: WHAT ARE OUR SOURCES OF FRESH WATER? =
Earth’s Fresh Water. Fresh Water Oceans cover more than 70% of the Earth’s surface. 97% is found in the oceans. Fresh water makes up only 3% of.
Deep Time: An Introduction to Geologic Time. How far back into your family history can you remember? Maybe 100 years? My Grandfather.