Earth
- Climate
Acidifying ocean may stifle phytoplankton
Chemical changes in seawater make a key nutrient less available to these organisms.
- Health & Medicine
Study supports connection between BPA and heart disease
U.S. population data reveal possible relationship between cardiovascular risk and plastics chemical.
- Earth
Hydrothermal vent environments not unchanging
Once-rare organisms can become dominant, probably as some environmental conditions change over time.
- Earth
Footprints could push back tetrapod origins
Newly discovered trackways much older than previous evidence for sea-to-land transition.
- Earth
Age of solar system needs a fresh look
Honed measurements show age overshot by amount significant to earliest stage of formation.
- Earth
Danish sustainability: From coats to undies
The United Nations climate change conference may be over, but Denmark’s interest in climate-protection issues isn’t. Case in point: an exhibit at the Danish Design Center. Across the street from Copenhagen’s famed Tivoli Gardens, local fashion-design students are showcasing their idea of another type of greens – fashion-forward clothes that are kind to Mother Nature.
- Climate
Warming has already boosted insect breeding
Museum records, publications suggest extra generations at same time as temperature increases
- Earth
Tides in Earth’s crust trigger small, deep quakes
Study of one portion of the San Andreas fault finds that just a little added stress from crustal tides makes a quake more likely.
- Earth
Mistletoe leaves a big carbon footprint in Yellowstone
Earth sciences reporter Sid Perkins blogs on new research from the annual meeting of the American Geophysical Union in San Francisco.
- Chemistry
Climate deal reached, importance debated
“Finally, we sealed the deal. And it is a real deal,” said United Nations Secretary General Ban ki-Moon this morning at an 11:15 press briefing. He was referring to a new climate accord – one aimed at reducing global greenhouse-gas emissions and setting up a green trust fund for mitigation and adaptation programs in the world’s poorest countries, ones that are already being hammered by a changing climate.
- Climate
Climate: Deal or no deal?
We’ve got a climate accord, President Barack Obama said at a parting press conference tonight (at about 11 to 11:30 p.m. local time, before leaving Denmark). Not so fast, argue a number of other negotiating blocs...like the G77.
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