Aquifers of sand and gravel allow water to pass through quickly and can be easily contaminated by polluted recharge water. In fractured bedrock, or karst areas, water moves between cracks and channels ...
That is the Ogallala aquifer. The subsurface reservoirs trapped between fractured layers of rock and soil saved this region after the infamous Dust Bowl, and remain the source of economic life in ...
Aquifers of sand and gravel allow water to pass through quickly and can be easily contaminated by polluted recharge water. In fractured bedrock, or karst areas, water moves between cracks and channels ...