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.

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, ...

The author’s company’s new sub-dewpoint sulfur recovery with interstage membrane (SSRIM) technology is a breakthrough for the ...

Awaruite’s unique properties enable cleaner and safer processing compared to conventional sulfide and laterite nickel sources ...

LONDON, March 20 (Reuters) - German sulfur battery startup theion said on Thursday it ... but cost only a third as much and emit a third of the carbon dioxide. CEO Ulrich Ehmes told Reuters that ...