The primary pollutant scientists are measuring is nitrogen dioxide (NO2), the compound that reacts with sunlight to make ground-level ozone, said Anne Thompson, senior scientist emeritus for atmospheric chemistry at NASA’s Goddard Space Flight Center in Greenbelt, Maryland, and senior researcher at the University of Maryland, Baltimore County.
articles
Webb Finds Plethora of Carbon Molecules Around Young Star
An international team of astronomers has used NASA’s James Webb Space Telescope to study the disk of gas and dust around a young, very low-mass star.
‘Open Gates’ in Warming Arctic Are Expanding Salmon Range
New research has connected warming ocean temperatures to higher Pacific salmon abundance in the Canadian Arctic, an indicator that climate change is creating new corridors for the fish to expand their range.
As ‘Zombie’ Deer Disease Spreads, Scientists Look for Answers
Late last year federal officials discovered the carcass of a mule deer buck near Yellowstone Lake in a remote region of Yellowstone National Park.
Uptake of Tire Wear Additives by Vegetables Grown for Human Consumption
Car tires contain hundreds of chemical additives that can leach out of them.
Study Reveals How ‘Forever Chemicals’ May Impact Heart Health in Older Women
New research from the University of Illinois Urbana-Champaign has linked multiple types of per- and polyfluoroalkyl substances (PFAS, also known as “forever chemicals”) with increased risk of cardiovascular diseases in postmenopausal women.