Experts mapped US fossil fuel emissions street by street, showing where pollution really comes from and why data matters for ...

If you search for your city on a new map and zoom in, you can see pollution drifting from factories, power plants, and ports into your neighborhood. The map—a first-of-its-kind air quality tool from ...

This screenshot of the Climate TRACE tool shows where pollution is generated and how it moves across the Pittsburgh region. The team behind the pollution-monitoring tool Plume Pittsburgh is taking its ...

NASA has released the first data maps from a new instrument monitoring air pollution from space. The visualizations show high levels of major pollutants like nitrogen dioxide — a reactive chemical ...

California and Oregon are among the U.S. hotspots for dangerous submicron (PM1) air pollution—those with particles less than a micron, or a millionth of a meter wide—according to new research.

Parts of North America are poised to become “hotspots of water scarcity” within decades, partly because pollutants will make some water sources harder to use, scientists warned on Tuesday, urging ...

The Supreme Court ruled last year that rivers that only flow in response to weather events -- called ephemeral streams -- do not fall under the protection of the Clean Water Act. New research suggests ...