water

What affects the quality of surface and groundwater?

Material adapted from: Vandas, S.J., Winter, T.C., and Battaglin, W.A. 2002. Water and the Environment, p. 42-44. Published by the American Geosciences Institute Environmental Awareness Series. Click here to download the full handbook.

Many factors affect the quality of surface and groundwater. Water moving over or under the land surface can undergo physical and chemical changes. These changes may be caused by either natural factors or human activities.

EARTH Magazine: Hundreds of Methane Seeps Discovered Along the U.S. East Coast

The discovery of hundreds of methane seeps on the seafloor along the U.S. East Coast suggests that hydrocarbon reservoirs may be more common along passive margins than previously thought. The release of such methane globally may have a significant influence on climate, scientists say.

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