Earth

  1. Climate

    Amazon may become greenhouse gas emitter

    South America’s massive rain forest may soon release more carbon into the atmosphere than it absorbs.

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  2. Life

    Boxwood blight invades North America

    The devastating fungus has already stripped shrubbery down to sticks in Europe and New Zealand.

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  3. Earth

    Carbonation brings diamonds to surface

    Chemical reactions deep inside the Earth fuel magma’s gem-laden upward journey.

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  4. Life

    Rising carbon dioxide confuses brain signaling in fish

    Nerve cells respond to acidifying waters.

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  5. Climate

    Soil’s Hidden Secrets

    Shocking discoveries from the underground may shake up climate science.

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  6. Earth

    Small efforts to reduce methane, soot could have big effect

    Simple measures could slow global warming and reduce premature deaths.

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  7. Humans

    Bush meat can be a viral feast

    Monkeys and apes are considered edible game in many parts of Africa. As Africans have emigrated to other parts of the world, some have retained their love of this so-called bushmeat. A new study now finds that even when smoked, meat from nonhuman primates — from chimps to monkeys — can host potentially dangerous viruses. Smuggled imports confiscated at U.S. airports provided the samples tested in this investigation.

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  8. Life

    Crabs hither, shrimp thither

    Biologists document surprising differences among deep-sea animals at hydrothermal vent fields.

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  9. Earth

    Recirculation aided Gulf plume’s degradation

    Two new studies help explain fate of pollutants released in the biggest offshore spill in U.S. history.

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  10. Humans

    Insurance payouts point to climate change

    Natural disasters in 2011 exerted the costliest toll in history — a whopping $380 billion worth of losses from earthquakes, floods, tornadoes, hurricanes, wildfires, tsunamis and more. Only a third of those costs were covered by insurance. And the tally ignores completely any expenses associated with sickness or injuries triggered by the disasters. And except for quake-related events, climate change appears to have played a role in the growing cost of disasters, insurers said.

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  11. Life

    Sun-oil mix deadly for young herring

    Fish embryos proved surprisingly vulnerable to a 2007 spill in San Francisco Bay.

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  12. Chemistry

    In a Squeeze

    Elements under pressure reveal secrets of extreme chemistry.

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