Environment

  1. 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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  2. Environment

    Let’s learn about hurricanes

    Hurricanes are huge, terrifying storms that form over warm ocean waters — and waters are getting warming.

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  3. Ecosystems

    Scientists Say: Prairie

    Prairies are flat, fertile grasslands in North America. They are their own unique ecosystem.

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  4. Environment

    Let’s learn about rain

    People need rain for their crops and their drinking fountains. But there sometimes can be too much of a good thing.

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  5. Environment

    Fossil fuels appear to release far more methane than we thought

    Ice cores reveal less methane than expected. This suggests today’s fossil fuel industry is responsible for nearly all of the methane emissions from natural sources today.

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  6. Science & Society

    CO2 emissions have nosedived as COVID-19 keeps people home

    The COVID-19 pandemic restricted travel that can pollute the air. By April, travel-related daily emissions of greenhouse gases was back to 2006 levels.

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  7. Environment

    Pesticides can have long-term impact on bumblebee learning

    Pesticide-laced nectar and pollen can permanently harm the brains of baby bumblebees.

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  8. Materials Science

    This ‘living’ concrete slurps up a greenhouse gas

    Microbes help harden a mix of sand and gelatin into a living concrete that could interact with people and the environment in great new ways.

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  9. Physics

    Explainer: Rainbows, fogbows and their eerie cousins

    Light shining through a water droplet can make more than just a rainbow. A range of other colorful arcs also can develop.

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  10. Health & Medicine

    How to find the next pandemic virus before it finds us

    Wild animals carry viruses that can sicken people. Monitoring those viral hosts that pose the greatest risk might help prevent a new pandemic.

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  11. Climate

    How to curb the climate heating by contrails

    Contrails are narrow clouds left behind in the sky by jets. They add to climate change. But a new study suggests a way to curb their contribution.

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  12. Tech

    Here’s one way to harvest water right out of the air

    Need water but you have no access to rain, lakes or groundwater? Materials known as metal-organic frameworks could be used to slurp that water from the air, new data show.

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