Arctic sea ice hits record wintertime low
![image of Arctic sea ice on March 7, 2017](https://i0.wp.com/www.sciencenews.org/wp-content/uploads/2017/03/042317_TS_sea-ice_main.jpg?fit=860%2C460&ssl=1)
This year's maximum extent of Arctic sea ice, reached March 7 (shown), is the smallest peak extent ever seen.
L. Perkins/NASA Goddard Scientific Visualization Studio
This year's maximum extent of Arctic sea ice, reached March 7 (shown), is the smallest peak extent ever seen.
L. Perkins/NASA Goddard Scientific Visualization Studio