Climate
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Ecosystems
This seagrass is taking over the Chesapeake Bay. That’s good and bad news
Higher water temperatures are wiping out eelgrass in the Chesapeake Bay and weedy widgeongrass is expanding. Here’s why that seagrass change matters.
By John Carey -
Climate
Antarctic sea ice has been hitting record lows for most of this year
Since hitting a record low minimum back in February, the amount of Antarctic sea ice has stayed well below normal all year.
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Climate
The snow forest of North America may be about to shrink
From 2000 to 2019, the boreal forest’s northern boundary didn’t move while southern tree cover thinned due to climate change, wildfires and logging.
By Nikk Ogasa -
Ecosystems
The Amazon might not have a ‘tipping point.’ But it’s still in trouble
Scientists race to foretell the fate of the vast forest facing deforestation and climate change.
By Nikk Ogasa -
Climate
Why is the North Atlantic breaking heat records?
Record-breaking sea-surface temperatures off the coast of Africa may affect the 2023 hurricane season. What’s fueling the unusual heat is unclear.
By Sid Perkins -
Climate
Wildfire smoke is blanketing the U.S. East Coast. It won’t be the last time
Climate change will continue to exacerbate fire risk across the world’s boreal forests, making events like the dangerous smoke over the U.S. East Coast more common.
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Environment
Rising groundwater threatens to spread toxic pollution on U.S. coastlines
Sea level rise is pushing groundwater into shallower layers of earth, threatening to spread hazardous chemicals from contaminated soils.
By Nikk Ogasa -
Environment
Surviving a drought may help forests weather future dry spells
Climate change is making droughts more intense and frequent, but conifer forests have a trick up their sleeve, airplane and satellite data show.
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Climate
Why the 2023 Atlantic hurricane season is especially hard to predict
It’s hard to know how busy this year’s Atlantic hurricane season will be, thanks to a rarely observed combination of ocean and climate conditions.
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Environment
This house was built partly from recycled diapers
Disposable diapers can replace nearly a third of the materials used in load-bearing structures, offering a potential path to more affordable housing.
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Plants
Soil microbes that survived tough climates can help young trees do the same
Trees grown in soil with microbes that have survived drought and high or low temperatures have a better shot at survival when facing the same conditions.
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Environment
More than half of the world’s largest lakes are drying up
Satellite data from 1992 to 2020 reveal that 53 percent of the world’s largest freshwater bodies shrank during that period while only 24 percent grew.
By Nikk Ogasa