Earth

  1. Agriculture

    ‘Smart lighting’ might make vertical farming more affordable

    A new computer program adjusts grow lights to cut down on electric bills without sacrificing photosynthesis.

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  2. Environment

    A biogeochemist is tracking the movements of toxic mercury pollution

    Exposing the hidden movements of mercury through the environment can help reduce human exposure.

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  3. Climate

    Climate change could double U.S. temperature-linked deaths by mid-century

    Each year, roughly 8,000 deaths in the United States are associated with extreme temperatures. And as temperatures rise, this number could swell.

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  4. Climate

    Earth’s ancient ‘greenhouse’ conditions were hotter than thought

    A timeline of 485 million years of Earth’s surface temperatures shows ancient greenhouse conditions were hotter than scientists thought.

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  5. Climate

    Can solar farms and crop farms coexist?

    Researchers working in the field of agrivoltaics are studying how to combine solar farming with grazing, crop production or ecological restoration.

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  6. Planetary Science

    Scientists find a long-sought electric field in Earth’s atmosphere

    The Earth’s ambipolar electric field is weak but strong enough to control the shape and evolution of the upper atmosphere.

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  7. Life

    Mega El Niños kicked off the world’s worst mass extinction

    Long-lasting, widespread heat and weather extremes may have caused the Great Dying extinction event 252 million years ago.

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  8. Environment

    How much is climate change to blame for extreme weather?

    Scientists can estimate how much more likely or severe some past natural disasters were due to human-caused climate change. Here's how.

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  9. Health & Medicine

    California droughts may help valley fever spread

    Droughts temporarily dampen the number of valley fever cases across the state, but cases spike in the years after rains return.

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  10. Earth

    How earthquakes build beefy gold nuggets

    The strain imparted by an earthquake can generate voltages in quartz veins that stimulate the mineralization of gold.

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  11. Environment

    Fiddler crabs are migrating north to cooler waters

    The crabs are climate migrants and could be a harbinger of changes to come as more species move in.

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  12. Climate

    Summer-like heat is scorching the Southern Hemisphere — in winter

    Warmer winters are fast becoming a global phenomenon and can affect everything from the food we grow to the spread of diseases.

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