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  1. UCAR Magazine

    Now comes the hard part

    Diplomats from almost 200 countries met in Copenhagen, Denmark, to huddle, confer, cajole, and eventually forge the structure of a new global agreement to reduce carbon emissions.

    • Climate

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  2. UCAR Magazine

    Heat, fire, and fear in Australia

    Few other parts of the world are showing climatic trends as distinct and ominous as Australia’s—and these changes are broadly consistent with what climate models tell us the 21st century has in store for the continent.

    • Climate

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  3. A snow-covered bench in Louisville, CO

    A tricky relationship: El Niño and Colorado snow

    The presence of El Niño boosts the odds of big Denver-area snowstorms, even though the region's winters as a whole aren’t substantially wetter during El Niño. It’s a good example of nuance in the relationship between El Niño and climate.

    • Climate

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  4. SSTs in eastern tropical Pacific

    Watching for Modoki

    While most El Niños tend to inhibit Atlantic hurricanes, the Modoki variety, with its peak warming displaced further west from the Atlantic, appears to leave more room for a bumper crop in at least some years.

    • Climate

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  5. Temperature anomalies, Jul-Aug 2009, from NOAA/NCDC

    The cool summer that wasn't

    If you’re a gardener in New England, you might remember the wet, cool summer of 2009 for its tomatoes and potatoes, ravaged by the earliest and most widespread “late blight” on record. If you’re from south Texas, you were probably just trying to keep green things alive.

    • Climate

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