September 2020 global temperature anomaly
October 16, 2020

September 2020 was the hottest September on record for the globe, continuing a sweltering year. 

November 16, 2017

If you define the start of winter as the arrival of the first snow, what's the earliest winter has arrived at the weather station nearest you? 

 

A post for map geeks. How to turn an animation of a year's worth of daily rain maps into a single picture.

February 26, 2014

Persistent cold temperatures in the Midwest this winter almost completely frozen over many of the Great Lakes. The Great Lakes Environmental Research Laboratory (GLERL) reported that 88 percent of the Great Lakes were frozen as of mid-February.

In this worksheet-based activity, students review global visualizations of incoming sunlight and surface temperature and discuss seasonal change. Students use the visualizations to support inquiry on the differences in seasonal change in the Northern and Southern Hemispheres and how land and water absorb and release heat differently. The activity culminates in an argument about why one hemisphere experiences warmer summers although it receives less total solar energy.

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