Kanlaon Volcano released over 5,500 tons of sulfur dioxide on the day of its explosive eruption on Tuesday morning (April 8), ...

During a hike in the Great Smoky Mountains National Park in 1995, Don Barger climbed Chilhowee Mountain hoping to gaze across the valley below. All he saw was a wall of gray haze.

U.S. Geological Survey COURTESY USGS A screenshot of Halemaumau crater within Kaluapele from the eastern rim of the caldera. 2 /2 COURTESY USGS A screenshot of Halemaumau crater within Kaluapele from ...

An analysis of data from 1999 through 2023 shows 93% of parks and wilderness areas saw improved air quality on clear days.

A major study links long-term air pollution, especially sulfur dioxide, to higher depression risk, urging stronger pollution ...

President Donald Trump has signed an executive order targeting state laws meant to combat climate change or penalize companies that contribute to it and the order takes direct aim at ...

During a monitoring overflight on April 9, 2025, USGS Hawaiian Volcano Observatory field crews observed that the ponded lava in the north vent from April 8 had drained and/or collapsed. The south vent ...

First Atlantic realized gross proceeds of C$0.49 per Charity FT Share through a structured charity flow-through financing, ...

"Even the best technologies that reduce air pollutants like sulfur and nitrogen oxides still ... in recent reductions of energy-related carbon dioxide emissions in the U.S. has been the decline ...