Fine particulate matter in the atmosphere reduces the degree of polarization of sunlight, which insects use to guide themselves home.
air pollution
Posted inNews
A Fuller Great Salt Lake Would Likely Narrow an Environmental Health Gap
Pacific Islander and Hispanic residents of Salt Lake City would benefit most from higher lake levels and reduced dust pollution.
Posted inResearch Spotlights
Lower Shipping Emissions May Lead to Higher Global Temperatures
Regulations designed to reduce sulfur dioxide emissions from the maritime shipping industry are linked to a change in cloud structure that raises atmospheric temperatures.
Posted inResearch Spotlights
Volunteers Track Parisian Pollution with the Help of Tree Bark
Participants in the Ecorc’Air project are using magnetic particles deposited on tree bark to reveal local traffic pollution patterns.
Posted inEditors' Highlights
Fixing Pollution from Space Needs Global Coordination
Remote sensing is a tool of choice for monitoring regions for air pollution, but the scale of the problem requires extending geostationary soundings globally.
Posted inNews
Das Oktoberfest—viel Bierzeltdunst und Methan
Unvollständige Verbrennung und biogene Emissionen—Atemausstoß und Flatulenz—machen das Oktoberfest zu einer starken, wenn auch zeitlich begrenzten Quelle des potenten Treibhausgases.
Posted inNews
Extreme Wildfires Are Getting More Extreme and Occurring More Often
The world’s most energetic wildfires have doubled in intensity and number over the past 2 decades, with climate change and land management likely to blame.
Posted inResearch Spotlights
What Happens in the Troposphere Doesn’t Stay in the Troposphere
A new study suggests that spillover of tropospheric ozone is affecting measurements of stratospheric ozone recovery more than previously realized.
Posted inNews
Toxic Ethylene Oxide May Exceed Safe Levels in Cancer Alley
Concentrations of the cancer-causing chemical far surpass EPA threshold levels for safety in southeastern Louisiana.
Posted inNews
Forever Chemicals Are Raining Down on the Great Lakes
PFAS levels are growing in some of the Great Lakes, and precipitation is a big contributor.