MS-ESS3-5

Ask questions to clarify evidence of the factors that have caused the rise in global temperatures over the past century.

  1. 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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  2. 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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  3. 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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  4. Earth

    A rainforest once grew near the South Pole

    A forest flourished within 1,000 kilometers of the South Pole. That was a while ago, as in millions of years ago.

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  5. Climate

    Climate change drove Australian wildfires to extremes

    Australia’s devastating 2019–2020 wildfires were at least 30 percent more likely because of human-caused climate change.

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  6. 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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  7. Climate

    5 things to know about the climate-saving benefits of tree planting

    A recent analysis of the benefits of massive efforts to plant more trees triggered a firestorm of controversy.

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  8. Earth

    Explainer: CO2 and other greenhouse gases

    Carbon dioxide is just one of several chemicals that contribute to the greenhouse effect. Nitrous oxide, methane and CFCs are other big contributors.

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  9. Climate

    Analyze This: Climate change could make food less healthy

    Levels of important nutrients are lower in crops exposed to high levels of carbon dioxide, a greenhouse gas. How high? Try levels expected to be typical 30 years from now.

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  10. Climate

    Sea ice around Antarctica shrinks to record low

    Just two years after reaching a record high, the Antarctic sea ice extent has reached a new low.

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  11. Climate

    2015’s record heat: It will soon be ‘normal’

    The record-setting global temperatures seen in 2015 could become common as soon as the 2020s, and known as the “new normal.”

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  12. Climate

    Predicting a wildfire with data from space

    When the West gets dry it can catch fire. A teen decided to find out if satellite data might show where a fire’s fuel might reside.

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