Earth

  1. Plants

    More than 9,000 tree species may be waiting to be discovered

    Scientists estimated how many tree species are on Earth, an important step for forest conservation and protecting biodiversity.

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  2. Climate

    Nuevo informe de la ONU sobre el clima: no hay tiempo que perder

    En el informe de la ONU se vinculan directamente las temperaturas extremas, lluvias e incendios en todo el mundo con el clima cambiante de la Tierra.

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  3. Earth

    El volcán de Santorini erupciona más cuando baja el nivel del mar

    Los datos que demuestran esta relación entre las erupciones de este volcán griego y el nivel del mar se remontan al menos a 360,000 años.

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  4. Earth

    Scientists Say: Richter Scale

    The Richter scale and other magnitude measures reveal the strength of an earthquake.

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  5. Space

    Space trash could kill satellites, space stations — and astronauts

    As private companies prepare to sprinkle space with tens of thousands of satellites, experts worry about the mushrooming threat of space junk.

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  6. Climate

    World’s oceans have warmed to a ‘point of no return’

    More than half the global ocean sees temperature extremes that 100 years ago were rare.

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  7. Environment

    ‘Mining’ cryptocurrencies pollutes the real world

    Bitcoin and other cryptocurrencies exist only online. Yet the environmental impacts of their networks affect the real world.

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  8. Environment

    How we choose to pay has hidden costs for the planet

    Whether cash or credit, phone apps or digital currencies — all forms of payment have behind-the-scenes costs. And these can vary dramatically.

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  9. Environment

    Bees and butterflies struggle to find flowers in polluted air

    Emissions from cars and trucks make it harder for insects to find flowers. That in turn reduces flower visits and pollination, a new study finds.

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  10. Environment

    Widely used pesticides may threaten Earth’s ozone layer

    Data show a major class of long-used “eco-friendly” copper chemicals unexpectedly react with soil, making gases harmful to Earth’s protective ozone layer.

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  11. Earth

    Let’s learn about tornadoes

    Tornadoes are often spawned by thunderstorms — but can also emerge from hurricanes and wildfires.

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  12. Environment

    Scientists Say: Pollution

    Pollution is any substance or form of energy released into the environment that is harmful to people or other living creatures.

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