Union of Concerned Scientists
OCTOBER 16, 2024
In August, the National Oceanic and Atmospheric Administration (NOAA) issued its updated forecast for the 2024 hurricane season. Significantly warmer than usual surface temperatures in the Atlantic Ocean, which come largely as a result of human-caused climate change. One of the main reasons for this forecast?
Union of Concerned Scientists
NOVEMBER 12, 2024
Last month, 44 climate scientists from 15 countries wrote an open letter to the Nordic Council of Ministers highlighting the risk of a potential collapse of the Atlantic Meridional Overturning Circulation (AMOC), a critical ocean current system in the Atlantic Ocean. But what exactly would cause the AMOC to collapse?
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Union of Concerned Scientists
FEBRUARY 10, 2025
Understanding sea level rise as a long-term, multi-generational problem is essential to comprehending the scale of climate change and the need for bold action now. While this knowledge may be sobering, it underscores the importance of reducing emissions, holding major polluters accountable, and adapting to a changing world.
Union of Concerned Scientists
JANUARY 7, 2025
Scientists are sounding the alarm because this warming is shockingly bigbigger than what we would have expected given the long-term warming trend from fossil fuel-caused climate change. Meanwhile, sharply cutting our use of fossil fuels is the best way to limit carbon dioxide (CO 2 ) emissions, the primary driver of climate change.
Union of Concerned Scientists
MARCH 19, 2025
Just by looking at the name, you can see that a GCM is a model that simulates the circulation of Earths different physical systems like the atmosphere and ocean. The Earths climate system doesnt like imbalances in heat given the difference in density: Earth will do everything in its power to mix the cold poles and the hot tropics.
Union of Concerned Scientists
FEBRUARY 1, 2023
With extreme winter weather breaking out across the United States this week, a question in many people’s minds is—how is climate change affecting winter storms? Can you start with how climate change is generally affecting winter weather in the US? The warming ocean is especially important.
Union of Concerned Scientists
MAY 21, 2024
While nonbinding, the unanimous advisory opinion offers important support for small island nations facing climate impacts and raises the bar for other nations to reduce their global warming emissions to protect the world’s oceans. Lays out polluting nations’ obligations.
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