Science ❯ Environmental Science

Atmospheric Chemistry

Pollutants Ozone Formation Chemical Reactions Greenhouse Gas Effects Greenhouse Gas Emissions Greenhouse Gas Concentrations Ozone Layer Greenhouse Gases Ozone Depletion Ozone Chemistry

City Trees Found to Drive Half of Ozone-Forming Chemistry

Species choice with rising temperatures boosts tree emissions that heighten urban ozone risk.

Overlooked Air Pollutants Account for About 15% of Historical Warming

Air Quality Alert Issued for Twin Cities as Ozone Reaches Unhealthy for Sensitive Groups

Wildfires Have Reversed Years of U.S. Progress on Ground-Level Ozone

Airborne Microplastics Warm the Planet at About One-Sixth of Soot’s Effect

Industrial Feedstock Leaks Could Push Ozone Recovery Back Seven Years, Study Finds

Study Finds Industrial Feedstock Leaks Far Higher, Delaying Ozone Recovery

Science Study: COVID Lockdowns Weakened Methane Sink, Fueling Early‑2020s Surge

Study Finds Ozone-Saving Refrigerants Have Tripled Global TFA Deposition Since 2000

Stuttgart Prosecutors Open Probe Into Suspected SF6 Emissions From Bad Wimpfen Plant

New Study Urges 'Design for Non‑Demise' to Curb Ozone‑Harming Satellite Reentries

CREA Finds Secondary Ammonium Sulfate Drives Up to 42% of India’s PM2.5, One-Third in Delhi

Global Study Finds Rising Hydrogen Amplifies Methane and Adds to Warming

Solvay Faces Criminal Complaint as Regulators Enforce SF6 Orders at Bad Wimpfen

Perseverance Confirms Tiny Lightning in Martian Dust Devils and Storm Fronts

German Regulators Target Suspected SF6 Hotspot Near Heilbronn After Study Estimates 30 Tons a Year

Antarctic Ozone Hole Closes Early, Smallest in Five Years, Copernicus Says

Single-Camera Hyperspectral Method Maps Blue Aurora Peak at 200 Kilometers

Columbia Study Finds Sun-Dimming Geoengineering Faces Severe Real-World Limits

WMO Confirms 2024 CO2 Hit 423.9 ppm With Largest Annual Rise Since Measurements Began