Arctic sea ice extent for March set a record low in the 47-year satellite data record. Extent was below average everywhere ...

March 2025 snow summary Snow-covered area across the western United States was 92 percent of average for March, ranking seventeenth in the 25-year satellite recor ...

This data set contains ice core chemistry, timescale, isotope, and temperature data analyzed by several investigators. In January 1998, the collaborative ice-drilling project between Russia, the ...