An industry group says recycling coal ash, the second-largest U.S. waste stream, helps the environment and economy. Recycling has a role but also raises concerns, environmentalists argue.
pollution
Posted inNews
Polluted Lakes in Disguise
Clear lake water under highly polluted conditions might necessitate a rethink of water management policies and pollutant mitigation.
Posted inEditors' Vox
Is Living Near a Farm Bad for Your Health?
A recent commentary in GeoHealth highlighted the health risks for people living close to large-scale livestock farms.
Posted inNews
California’s Governor Promises to Fight for Science
Scientific efforts must ratchet up in the face of rising climate change denial, Governor Brown said to a roomful of scientists.
Posted inResearch Spotlights
Melting Ice Could Reveal Toxic Cold War Era Waste in Greenland
Unforeseen political disputes could arise as countries assess who's responsible for the cleanup of the Cold War relics.
Posted inResearch Spotlights
Tracking Radioactive Cesium Released During Fukushima Disaster
Scientists probe the Pacific to determine how far the damage from one of the largest nuclear meltdowns in history extends.
Posted inScience Updates
Urbanization Affects Air and Water in Italy's Po Plain
Satellite and ground-based measurements show a correlation between urban growth and increased levels of pollutants.
Posted inFeatures
Contaminated Sediment and Dam Removals: Problem or Opportunity?
Restoring rivers to their free-flowing state promises a host of environmental benefits, but contaminated sediments may cloud the picture.
Posted inResearch Spotlights
Past Phosphorus Runoff Causes Present Oxygen Depletion in Lakes
Sediment cores show how phosphorus pollution in the 1950s led to current, inherited hypoxia in lakes in the Alps.
Posted inNews
Miners Left a Pollution Trail in the Great Lakes 6000 Years Ago
Scientists find evidence of ancient copper mining in polluted lake sediments from Isle Royale National Park.