Rare weather phenomenon triggers air-quality alerts in D.C.
February 7, 2019, 11:12 a.m. by Michael d'Estries
A 'capped inversion' trapped air pollutants near the ground.
This grandmother spent 2018 cleaning up British beaches — and she's not done
January 21, 2019, 11:33 a.m. by Michael d'Estries
Pat Smith successfully completed a New Year's resolution to visit and help clean 52 beaches in 2018.
Air in the London Underground is far more polluted than beside busy city roads
January 21, 2019, 8:24 a.m. by Matt Hickman
A new report will leave some Londoners questioning their daily commutes.
Don't underestimate the economic benefits of cleaning up the environment
December 28, 2018, 8:21 a.m. by Matt Hickman
The once filthy Boston Harbor is proof in the proverbial pudding.
Why are blue whales changing the frequency of their songs?
November 30, 2018, 10:29 a.m. by Bryan Nelson
Researchers suspect it could be in reaction to melting sea ice as well as human noise pollution.
Ikea to combat air pollution in India by turning farming waste into home goods
November 26, 2018, 8:21 a.m. by Matt Hickman
While some see agricultural residue to be burned, the retailer sees a viable new renewable material.
Urban air pollution skyrockets as California wildfires burn
November 19, 2018, 12:11 p.m. by Matt Hickman
Air pollution in San Francisco and environs hit an all-time high.
Federal judge halts construction of Keystone XL pipeline
November 9, 2018, 1:39 p.m. by Mary Jo DiLonardo
Days after the spill, Nebraska allows proposed Keystone XL pipeline project to move forward.
Mexico City's garden-lined highway is thriving, but not without criticism
November 9, 2018, 9:14 a.m. by Matt Hickman
Some call it a case of aesthetics trumping actual environmental impact.
Turtle 'marriage' ends after 115 years
'Signing Day' recognizes high school seniors starting jobs, not college
You know it's winter when it snows in the desert
Honey badger fights leopard to rescue her baby
New map of the night sky reveals 300,000 'hidden' galaxies
9 of the world's largest dog breeds