Earth

  1. Environment

    New ultrathin materials can pull climate-warming CO2 from the air

    To slow global warming, we’ll need help from CO2-trapping materials. Enter MXenes. They’re strong and reactive — and they love to eat up CO2.

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  2. Ecosystems

    Restoring giant underwater forests, one blade at a time

    Giant kelp are at risk due to climate change and human activities. In New Zealand, a community effort is rebuilding these underwater algal forests.

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  3. Oceans

    Shading corals during midday heat can limit bleaching

    Shading coral reefs during the sunniest part of the day may help corals survive marine heat waves.

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  4. Physics

    A new tool shows tiny changes in the ’24-hour’ length of a day

    An underground instrument known as ‘G’ uses laser beams to measure Earth’s rotation — a gauge of day length — with extreme precision.

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  5. Tech

    How green is your online life?

    From the manufacturing of our favorite devices to using them for social interactions, our digital lives can have a big climate impact.

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  6. Environment

    Pumping cold water into rivers could help fish chill out

    Hundreds of salmon, trout and other fish sought shelter from summer heat in the human-made cool zones. These areas may help fish adapt to river warming.

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  7. Tech

    Bits of trees can make and store energy for us to use

    This cellulose and lignin, two major building blocks of trees, could lead to greener electronics.

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  8. Tech

    Bionic plants and electric algae may usher in a greener future

    Some can aid the climate by removing pollutants. Others would just avoid dirtying the environment in the first place.

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  9. Climate

    Some tree leaves are finding it too hot for photosynthesis

    Earth’s ongoing fever threatens to push entire forests toward this heat limit — and possible death.

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  10. Environment

    This ecologist is looking at the Amazon’s past to save its future

    Carolina Levis researches how local communities influence the Amazon. She’s interested in how Indigenous knowledge can help protect the rainforest.

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  11. Oceans

    Explainer: Why are so many hurricanes strengthening really fast?

    This dangerous trend appears relatively new — and growing. Studies also have begun linking it to our warming world.

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  12. Climate

    Hydrogen energy could help our climate — depending on its source

    Hydrogen energy doesn’t emit greenhouse gases when it’s used. But how it’s produced will affect how useful it can be in slowing climate change.

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