Earth

  1. Earth

    From Bad to Worse: Earth’s warming to accelerate

    Global warming is real and will continue, and there's strong evidence that people are to blame, an international panel of scientists has concluded.

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  2. Earth

    Corn, a new sensor of carbon dioxide

    Scientists have developed a way to use corn plants to monitor and map human-generated emissions of carbon dioxide.

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  3. Agriculture

    Ethanol Juggernaut Diverts Corn from Food to Fuel

    Corn feeds the production of meat and dairy goods in the United States, so those products are likely to increase in price as ethanol fuel demands more of the country's corn supply.

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  4. Earth

    Disaster’s Consequences: Hurricane’s legacy includes arsenic

    Construction debris strewn across the Gulf Coast by Hurricane Katrina contains a disturbing amount of arsenic that could contaminate groundwater if not properly managed.

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  5. Earth

    Gas tanks could guzzle half of U.S. corn yields

    Strong expansion of the U.S. corn-to-ethanol industry, now under way, stands poised to divert much of the grain from food uses to transportation fuel.

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  6. Earth

    Sudden Chill

    Today's combination of nuclear proliferation, political instability, and urban demographics increases the likelihood that humankind could suffer a devastating nuclear winter.

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  7. Earth

    Heating releases cookware chemicals

    Nonstick coatings on fry pans and microwave-popcorn bags can, when heated, release traces of potentially toxic perfluorinated chemicals.

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  8. Earth

    Aquatic Non-Scents

    Many common pollutants appear to be jeopardizing the survival of fish and other aquatic species by blunting their sense of smell.

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  9. Earth

    2006: Hottest year in U.S. history

    Preliminary analyses of weather data gathered from more than 1,200 sites across the continental United States indicate that last year was the warmest on record.

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  10. Earth

    Mercury pollution settles in hot spots

    Certain areas of North America are particularly susceptible to environmental accumulation of mercury.

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  11. Earth

    Counterintuitive Toxicity

    Toxicologists risk missing important health effects, both good and bad, if they don't begin regularly probing the impacts of very low doses of poisons.

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  12. Agriculture

    Cloned Meat and Milk Are Safe, but They Won’t Hit Stores Soon

    A Food and Drug Administration analysis concludes that food from cloned animals is safe, but the effort and expense involved in creating these animals means that products from them won't be in markets anytime soon.

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