New research helps clarify how frequently contrails form within clouds and what that means for their effect on the climate.
transportation
Posted inNews
City Dwellers Face Unequal Heat Exposure En Route to the Metro
Socioeconomic factors drive how much extreme heat public transit users in Chicago, NYC, and Washington, D.C., experience as they walk to and from metro stations.
Posted inThe Landslide Blog
The 11 November 2025 landslide at Hongqi Bridge in China
A large landslide has destroyed a 662 m long highway viaduct in China. Over the last two days there has been considerable media coverage of a large, highly destructive rockslide that occurred at Hongqi Bridge in Sichuan Province, China. There is a very interesting set of images of the bridge during construction on the Highest […]
Posted inThe Landslide Blog
Remediating the Browney Curve landslide in County Durham
The Landslide Blog is written by Dave Petley, who is widely recognized as a world leader in the study and management of landslides. Rail Advent has a very nice article that describes the now completed repair of the Browney Curve landslide on the East Coast Mainline railway line in England. This is a site that […]
Posted inNews
Road Development May Put Habitats at Risk
New research links road construction with increased urbanization and more fragmented species ranges.
Posted inResearch Spotlights
The Role of Community Conversation in Improving Air Quality
Collaboration between academic researchers and environmental justice organizations is key to mitigating emissions.
Posted inThe Landslide Blog
The Baildon landslide in West Yorkshire
The Landslide Blog is written by Dave Petley, who is widely recognized as a world leader in the study and management of landslides. On 5 February 2024, a railway cutting failed on the edge of Baildon in West Yorkshire, England. As a consequence, the railway line, an important route linking towns across the region, was […]
Posted inNews
Ocean Vessels May Trigger Lightning Strikes
Previous research indicated aerosols in ship exhaust could enhance lightning. New research indicates the ships themselves may be to blame as well.
Posted inResearch Spotlights
How Space Storms Miscue Train Signals
Geomagnetic storms could significantly disrupt electrified train operations in the United Kingdom once every few decades, according to a new study.
Posted inNews
Tracking Climate Through Ship Exhaust
International regulations have reduced aerosol pollutants released from ships. Now, researchers want to use ship tracks to better understand the ambiguous effects that cleaner air has on climate.