A significant increasing trend of turbulence in upper atmosphere over northern Eurasia is attributed to intense anthropogenic activities.
Troposphere: constituent transport and chemistry
Posted inEditors' Highlights
Measurements of Ozone-Depleting Chemicals in the Asian Monsoon
New high-altitude aircraft observations identify unexpected high levels of halogen-containing species entering the stratosphere above the summertime Asian monsoon.
Posted inEditors' Highlights
When Chemistry Lends a Hand to Dynamics
Chemical signature and chemical transport analyses help understand the dynamics of the Asian Summer Monsoon.
Posted inEditors' Highlights
The Long Reach of El Niño’s Broom
Both the El Niño Southern Oscillation and natural variations in tropical Pacific weather conditions impact surface air quality in the Eastern United States.
Posted inEditors' Highlights
New Estimates of Ozone Transport in Extratropical Cyclones
Cross-tropopause ozone transport in midlatitude cyclones, coincident with dry air intrusions, is derived from satellite and reanalysis data organized in cyclone-centric coordinates.
Posted inScience Updates
Designing Mountaintop Cloud Experiments
Whiteface Mountain Cloud Chemistry Workshop; Wilmington, New York, 16–17 September 2016
Posted inScience Updates
Meteorologists Track Wildfires Using Satellite Smoke Images
Enhancements to the National Oceanic and Atmospheric Administration's decision support system give forecasters new capabilities for tracking smoke from fires using satellite data.
Posted inResearch Spotlights
Satellite Data Reveal Effects of Aerosols in Earth's Atmosphere
Combining data from multiple sources could aid in predicting the tiny atmospheric particles' effects on global warming.
Posted inResearch Spotlights
Evaluating the Impact of Maryland's Healthy Air Act
Reducing emissions of short-lived gaseous sulfur pollutants from power plants had an immediate, local benefit, but controlling longer-lasting harmful particulate matter will require regional action.
Posted inEditors' Vox
Connecting Thunderstorms and Climate Through Ozone
New data links thunderstorms to climate via their impacts on aerosols, ozone, and water vapor in the stratosphere.