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Observing & Predicting
- February 17, 2017
The Arctic sea ice's typical winter expansion has been sluggish in 2016-17. Following a record-low January extent, this year's winter maximum may wind up being the smallest on record.
- February 7, 2017
Springtime melting and retreating sea ice allowed more sunlight to reach the upper layers of the ocean, stimulating widespread blooms of algae and other tiny marine plants which form the base of the marine food chain: a sign of the rapid changes occurring in a warming Arctic.
- Department:January 30, 2017
Tremendous rain and snow batter California during the month of January.
- Department:January 23, 2017
New research links warm ocean conditions in the North Pacific to the elevated levels of a natural toxin in shellfish along the U.S. West Coast.
- January 17, 2017
2016 was the third year in a row that global average surface temperature set a new record, and the fifth time the record has been broken since the start of the twenty-first century. This animation shows the yearly history of Earth's temperature since the modern record began in 1880.