Earth's Systems

  1. Climate

    Student scientists work to help all of us survive a warmer world

    From glaciers in the refrigerator to a rover in the field, here’s how young scientists are looking to help us adapt to climate change.

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  2. Plants

    The faster trees grow, the younger they die

    As climate change spurs forest tree growth, it also shortens trees’ lives. That results in a quicker release of climate-warming carbon back into the atmosphere.

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  3. Space

    Scientists Say: Gravity

    Gravity is a fundamental force that attracts objects with mass to other objects with mass. It decreases with distance.

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  4. A dirty and growing problem: Too few toilets

    As the famous book says, everybody poops. That’s 7.8 billion people, worldwide. For the 2.4 billion with no toilet, the process can be complicated.

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  5. Ecosystems

    Soggy coastal soils? Here’s why ecologists love them

    Coastal wetlands can protect our shores from erosion, flooding and rising sea levels.

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  6. Climate

    Siberian heat wave that caused an oil spill made more likely by climate change

    The six-month heat wave in Siberia during the first half of 2020 would not have happened without human-caused climate change, researchers find.

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  7. Environment

    Australian wildfires pumped smoke to record heights

    Wildfires in Australia in late December and early January spurred an unusual smoke plume that still hasn’t fully dispersed.

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  8. Earth

    Lightning megaflashes set big new distance and duration records

    Scans of satellite images identified two lightning bolts with previously unheard-of dimensions. Both flashed through the skies over South America.

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  9. Deadly heat: Expected by century’s end, it’s here already

    Instances of hot and humid conditions that threaten human lives are on the rise.

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  10. Fossils

    The challenge of dinosaur hunting in deep caves

    Spelunkers aren’t the only people to find caves interesting. So do paleontologists. Though getting to work may be harrowing, they find it’s worth it.

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  11. Earth

    Did rain put the Kilauea volcano’s lava-making into overdrive?

    Scientists share strongly conflicting opinions about why Hawaii’s Kilauea volcano spewed an overabundance of lava in 2018.

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  12. Animals

    Minecraft’s big bees don’t exist, but giant insects once did

    Big bees buzz in Minecraft. In our world, blocky bees might starve and be stuck on the ground. Yet long ago, giant insects did roam our planet.

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