Earth

  1. Climate

    Grape expectations

    Global warming has delivered long, warm growing seasons and blockbuster vintages to the world’s great wine regions. But by mid-century, excessive heat will push premium wine-making into new territory.

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  2. Earth

    Life’s early traces

    Tiny tufts, rolls and crinkles in 3.5-billion-year-old rocks add to a growing body of evidence suggesting that cellular life got a relatively quick start on Earth.

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  3. Climate

    2013 among top 10 warmest years on record

    Global temperatures have now been above average for 37 consecutive years.

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  4. Agriculture

    Some bioenergy crops are greener than others

    In the Upper Midwest, switchgrass trumps maize at boosting ecological health.

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  5. Agriculture

    Dealing with change, climate and otherwise

    Wine, DNA, our understanding of the universe: It's all changing, whether we are ready for it or not.

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  6. Agriculture

    Sweet potato weevils have favorite colors

    When it comes to eradicating the sweet potato weevil, the devil is in the colorful details.

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  7. Earth

    The long and winding Colorado

    The history of the West’s iconic river is written in the dramatic landscapes it has shaped. How to interpret that chronicle has become a contentious issue among geologists.

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  8. Chemistry

    Battery blueprint promises green energy storage

    A device that relies on organic molecules could cheaply bank power from renewable sources.

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  9. Climate

    Mangroves move up Florida’s coast

    Satellite images reveal that the tropical trees are expanding north up Florida’s Atlantic coast, taking advantage of rising winter temperatures.

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  10. Earth

    Creativity offers insights into the past and future

    With the long-term future of many fisheries in doubt and severe drought once again hitting the Southwest, coming up with new insights into the past and future on land and sea may be crucial to protecting some of our most precious resources.

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  11. Climate

    Year in Review: Carbon dioxide levels pass milestone

    Although scientists are confident about humankind’s role in climate change, they still have a lot to learn about the magnitude and timing of future climate shifts.

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  12. Environment

    Protein fibers trap greenhouse gas

    The method could scrub exhaust from cars and power plants.

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