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geohealth

Posted inResearch & Developments

Power Plants Will Be Allowed to Release More Than Twice As Much Mercury Into the Air

by Grace van Deelen 20 February 202620 February 2026

At a 20 February event in Kentucky, the Trump administration announced plans to loosen pollution restrictions for coal-burning power plants, including limits on emissions of mercury, a hazardous neurotoxin.

The larvae of Culex mosquitoes cluster together underwater.
Posted inResearch Spotlights

New Method Could Improve U.S. Forecasting of West Nile Virus

by Nathaniel Scharping 20 February 202620 February 2026

An innovative model uses regional climate data and records of West Nile virus neuroinvasive disease to outperform existing forecasts, potentially helping communities prepare.

NASA astronaut Kayla Barron holds a filter used to recycle wastewater.
Posted inResearch Spotlights

A Road Map to Truly Sustainable Water Systems in Space

by Nathaniel Scharping 9 February 202621 April 2026

Future astronauts need efficient, durable, and trustworthy closed-loop systems to provide water for missions lasting months to years.

A city skyline with smog hanging over it
Posted inResearch Spotlights

Which Countries Are Paying the Highest Price for Particulate Air Pollution?

by Nathaniel Scharping 28 January 202617 April 2026

Reducing the effects of air pollution requires estimations of where it costs the most—in both money and lives.

A large gray plume of wildfire smoke rises above a mountain range.
Posted inNews

Wildfire Smoke Linked to 17,000 Strokes Annually in the United States

by Emily Gardner 27 January 20261 September 2026

A study of 25 million Medicare participants adds to a body of evidence suggesting that prolonged exposure to wildfire smoke is more harmful to human health than other forms of air pollution.

A dry lakebed with dead trees under a sunny sky.
Posted inResearch & Developments

We Are “Living Beyond Our Hydrological Means,” UN Report Warns

by Grace van Deelen 20 January 202620 January 2026

Humanity has overspent and depleted freshwater in the world’s aquifers, glaciers, wetlands, and other natural reservoirs to an irreversible degree, according to a new United Nations report.

Researchers in a field preparing drones to collect smoke samples.
Posted inNews

Fungal Spores in Wildfire Smoke Could Cause Lung Disease

by Alonso Daboub 16 December 202516 December 2025

Mice exposed to fungi spready by wildfires developed symptoms, exposing a potential health hazard to humans that has been understudied.

An underground train station for the Chicago “L” red line. A gray sign with an “L” indicates that it is the Lake station.
Posted inNews

City Dwellers Face Unequal Heat Exposure En Route to the Metro

by Pepper St. Clair 15 December 202515 December 2025

Socioeconomic factors drive how much extreme heat public transit users in Chicago, NYC, and Washington, D.C., experience as they walk to and from metro stations.

Two researchers in safety vests crouch on a wood chip playground surface, examining a tripod-mounted environmental sensor positioned between playground equipment.
Posted inENGAGE, News

California Schools Are Feeling the Heat

by Andrew Chapman 11 December 202511 December 2025

Even though trees help keep children safe from the Sun, some school districts have lost 25% of their tree canopy in just 4 years.

Smokestacks at an industrial facility release gases into the air under a cloudy sky.
Posted inResearch & Developments

EPA to Abandon Stricter PM2.5 Air Pollution Limits

by Grace van Deelen 26 November 202526 November 2025

The U.S. Environmental Protection Agency moved this week to reduce limits on fine particulate air pollution, including soot, set by the Biden administration last year. 

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