Climate
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Climate
Hot carbon storage
New field studies show Africa’s tropical forests have stored carbon in recent decades.
By Sid Perkins -
Humans
AAAS: Climate-friendly fish
Many intangibles determine how big — or small — the carbon footprint is of that fish you're thinking about eating.
By Janet Raloff -
Earth
AAAS: Climate-friendly dining … meats
The carbon footprints of raising livestock for food.
By Janet Raloff -
Climate
The hidden costs of better fuels
Whether crop-based biofuels will reduce greenhouse gas emissions depends on how, and where, they're grown.
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Humans
AAAS: March of the Hungry Penguins
Patagonian penguins have become sentinels of climate change and human impacts on the marine world.
By Janet Raloff -
Earth
First wave
The presidents of two island nations draft escape plans, anticipating sea level rise.
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Climate
Plumes of arctic haze traced to Russia, Kazakhstan
Smoke from forest fires, agricultural burning may be substantial part of springtime plumes.
By Sid Perkins -
Climate
Winter birds shift north
More than 170 common North American species are wintering farther north than they did in the past.
By Susan Milius -
Earth
California may yet get the first greenhouse gas limits for cars
President Obama decides to revisit a controversial decision made less than a year ago by his predecessor.
By Janet Raloff -
Tech
Stimulus bill doesn’t ignore R&D
Featured blog: Here's where the economic-stimulus bill would attempt to revamp and reinvigorate federally financed research.
By Janet Raloff -
Earth
Steven Chu’s Senate Confirmation Looks Certain
Senate energy committee appreciates Obama's pick for Secretary of Energy.
By Janet Raloff -
Earth
Warmer oceans would fuel more thunderstorms
Satellite data reveal more thunderheads forming as tropical sea-surface temperatures rise.
By Sid Perkins