The annual minimum was 5.02 million square kilometers (1.94 million square miles), making 2014 the sixth smallest extent in the satellite era, which began in 1979.
A new report released by the Global Commission on the Economy and Climate concludes that rapid innovation and new investment in infrastructure are making it possible to tackle climate change while also improving economic performance.
Flash floods scoured Phoenix and surrounding areas on September 8, 2014. How did the rainfall totals compare to normal September precipitation?
It's the time of year for potentially toxic algae blooms in Lake Erie. But the stage for most blooms is set in spring.
Explore a series of guides for educators that focus on the regional chapters of the Assessment...
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