Earth
We summarize the week's scientific breakthroughs every Thursday.
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- Climate
Humans found guilty in climate change
International panel’s confidence increases that society is responsible for global warming.
- Oceans
Greenland Sea warming faster than world ocean
Deep water temperature of Greenland Sea rises 0.3 degrees Celsius in 30 years.
- Earth
Oxygen wafted into Earth’s atmosphere earlier than thought
Date pushed back to 3 billion years ago, suggesting photosynthesis had evolved by then.
- Environment
Pregnant women carry fewer traces of flame retardants
Class of toxins linked to IQ deficits dropped drastically in three years, a new study shows.
- Earth
Biggest volcano hulks deep
Tamu Massif forms a broad, rounded dome rising about 4 kilometers from the seafloor and stretching 450 by 650 kilometers across.
- Environment
Cattle chemical can return in the night
Steroid to beef up cows breaks down, but can reassemble under the right conditions.
- Climate
Slashing greenhouse gas emissions could save millions of lives
Simulations suggest reduced air pollution would improve public health.
- Environment
Cool Idea
While nations concede a pressing need for attacking carbon dioxide emissions, other pollutants offer quicker paybacks.
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- Earth
Hot spot deep beneath North America could have triggered quakes
Mantle plume might have left trail of hot rock under continental US.
- Earth
Buried Saharan rivers might have been early expressways
Humans might have migrated across the arid region along three once-lush waterways.
