Earth
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Environment
50 years ago, corporate greenwashing was well under way
Concerns about companies distorting their environmental record are nothing new. Environmental ads were flagged as deceptive back in 1971.
By Mike Denison -
Life
Albatrosses divorce more often when ocean waters warm
In one part of the Falkland Islands, up to 8 percent of the famously faithful birds ditch partners in years when the ocean is warmer than average.
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Climate
How climate change may shape the world in the centuries to come
Climate projections need to be pushed long past the established benchmark of 2100, researchers argue.
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Climate
A new map shows where carbon needs to stay in nature to avoid climate disaster
Scientists have mapped the location of key natural carbon stores. Keeping these areas intact is crucial to fighting climate change.
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Chemistry
This eco-friendly glitter gets its color from plants, not plastic
Using cellulose extracted from wood pulp, researchers have created a greener alternative to traditional glitter.
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Space
An ancient exploding comet may explain why glass litters part of Chile
A 75-kilometer-long corridor of chunks of glass in the Atacama Desert probably formed when a comet exploded 12,000 years ago, a study finds.
By Freda Kreier -
Earth
Scientists are racing to save the Last Ice Area, an Arctic Noah’s Ark
The Last Ice Area may be the final refuge for summer sea ice and the creatures that depend on it. Saving it is an ambitious goal with many hurdles.
By Freda Kreier -
Animals
Climate change may be shrinking tropical birds
Scientists had previously found that migratory birds are getting smaller as temperatures rise. Dozens of tropical, nonmigratory species are too.
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Earth
A mineral found in a diamond’s flaws contains the source of some of Earth’s heat
A mineral theorized to exist in the mantle was found hiding in a diamond. Dubbed davemaoite, it could explain where some of Earth’s heat comes from.
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Earth
Earth’s lower atmosphere is rising due to climate change
In the Northern Hemisphere, the upper boundary of the troposphere, the slice of sky closest to the ground, rose 50 to 60 meters a decade from 1980 to 2020.
By Freda Kreier -
Climate
Earth will warm 2.7 degrees Celsius based on current pledges to cut emissions
The world still lags on its commitments to lower greenhouse gas emissions and forestall the worst effects of global warming, a new U.N. report shows.
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Earth
Here’s how ice needles sculpt patterns into cold, rocky landscapes
Striking stone patterns decorate remote, frigid landscapes. The recipe for these naturally forming stripes and swirls: Freeze, thaw, repeat.
By Beth Geiger