Environment

A color drawing of the Earth as seen above the western hemisphere including the Americas, Europe, Africa, and the western portion of Asia

Environment May 14, 2026

A massive eruption 74,000 years ago affected the whole planet – archaeologists use volcanic glass to figure out how people survived

by Jayde N. Hirniak, Arizona State University, [This article first appeared in The Conversation, republished with permission] If you were lucky 74,000 years ago, you would have survived the Toba…

Environment May 13, 2026

Alaska’s near‑record landslide tsunami sent a wave 1,580 feet up the fjord walls – and left clues for building a warning system

by Michael E. West, University of Alaska Fairbanks and Ezgi Karasözen, University of Alaska Fairbanks, [This article first appeared in The Conversation, republished with permission] On the evening of Aug….

Environment May 12, 2026

When you don’t have the facts, argue the law: How Trump’s EPA is limiting its own ability to protect public health far into the future

by Janet McCabe, Indiana University, [This article first appeared in The Conversation, republished with permission] As the Trump administration moves to weaken America’s air pollution rules, it is deploying new…

Color drawing of flames engulfing a forest representing high fire danger

Environment April 24, 2026

Why the Southeast is burning – extreme drought is only part of the reason

by Zachary Handlos, Georgia Institute of Technology, [This article first appeared in The Conversation, republished with permission] Large parts of the southeastern U.S. are in the midst of an exceptional…

An analog dial gauge labeled "Air Quality Index" with the arrow pointed to Orange which is numbered 100 to 150

Environment, Weather & Environment April 23, 2026

Code Orange Air Quality Alert Issued for Atlanta Due to Ozone and Wildfire Smoke

A Code Orange Air Quality Alert is in effect for metro Atlanta on Thursday, April 23, as elevated ozone levels combine with smoke from regional wildfires to create potentially unhealthy…

A large tree to the left of frame, surrounded by green undergrowth

Environment April 21, 2026

Don’t just plant trees, plant forests to restore biodiversity for the future

by John Parker, Smithsonian Institution and Justin Nowakowski, Smithsonian Institution, [This article first appeared in The Conversation, republished with permission] Around the world, people plan to plant more than 1…

Keep Cobb Beautiful table at the Cobb Sustainability Expo with two women at the table and a man with a KCB bag at the front

Environment, Weather & Environment April 10, 2026

Cobb County Sustainability Expo Highlights Recycling and Green Innovation

Avid community volunteer Barry Krebs submitted the following report with photos about the third annual Cobb County Sustainability Expo: The 3rd Annual Cobb County Sustainability Expo was jam-packed with environmental innovation,…

Environment April 8, 2026

Water conservation works, but climate change is outpacing it: Phoenix, Denver and Las Vegas offer a glimpse of the future

by Renee Obringer, Penn State and Dave White, Arizona State University, [This article first appeared in The Conversation, republished with permission] When a drought turns into an urban water crisis,…

Environment March 16, 2026

How sewage treatment plants could handle food waste, sparing landfills and the climate

by Ahmed Ibrahim Yunus, Georgia Institute of Technology and Joe Frank Bozeman III, Georgia Institute of Technology, [This article first appeared in The Conversation, republished with permission] Every day, food…

Environment February 23, 2026

How poisonous mercury can get from coal-fired power plants into fish you eat – EPA just weakened rules meant to lower the risk

by Gabriel Filippelli, Indiana University, [This article first appeared in The Conversation, republished with permission] For years, people fishing along the banks of the White River that winds through Indianapolis…

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Arts & Culture August 23, 2026