The U.S. has warmed by 2.6 degrees F since Earth Day was first celebrated on this date in 1970, though some regions, such as the Southwest, have warmed more than others, according to a new analysis from Climate Central.
articles
Freshwater Habitats Are Fragile Pockets of Exceptional Biodiversity, Study Finds
Ponds, lakes, rivers and streams cover only a tiny fraction of Earth's surface, yet they are home to a comparatively large number of different species, according to a study led by University of Arizona ecologists.
In Western Floodplains, Species Cope With Bullfrog, Sunfish Invaders
Non-native bullfrogs and sunfish species, introduced for consumer and sport purposes, are known to alter ecosystems and hinder native amphibians and fish in the Pacific Northwest highlands.
Marine Mollusc Shells Reveal How Prehistoric Humans Adapted to Intense Climate Change
A new multidisciplinary study involving ICTA-UAB researcher Asier García-Escárzaga reveals the impact and consequences of the ‘8.2 ka event’, the largest abrupt climate change of the Holocene, for prehistoric foragers and marine ecology in Atlantic Europe.
Deepest Sediment Core Collected in the Atlantic Ocean
Team on the research vessel Neil Armstrong extracts core from the bottom of the Puerto Rico Trench
Lesser Known Ozone Layer’s Outsized Role in Planet Warming
New research has identified a lesser-known form of ozone playing a big role in heating the Southern Ocean — one of Earth’s main cooling systems.


