Annual controlled floods from one of America's largest dams are rebuilding the sandbars of the iconic Colorado River.
Anthropogenic effects
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Scientists Call for a Renewed Emphasis on Urban Geology
A renewed focus on geological aspects of cities could help mitigate natural hazards and provide a wealth of geological information, scientists say.
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European Agency Leader Urges Long-Term Environmental Policy
European Environment Agency director calls for a longer-term sustainable environmental policy agenda for Europe.
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Forest Service Groundwater Plan Oversteps Bounds, Critics Say
The U.S. Forest Service says a directive on groundwater resource management is an innocuous internal directive. However, critics charge the agency with overstepping its bounds.