1976, Berger & Loutre 1991). Because the major changes in Earth's ice masses occurred in the Northern Hemisphere where much of the Earth's land surface presently resides, it is hypothesized that ...

Even more striking? If these patterns hold true, the next ice age could arrive within 11,000 years. For decades, scientists have suspected that Earth’s changing orbit plays a crucial role in ...

Sea ice reduction happens when more sea ice melts during the summer compared to what freezes during the winter. Last year was Earth's warmest year on record. The Global Carbon Project found that ...

By Austyn Gaffney Earth is missing a lot of sea ice this year. Enough to cover the entire United States east of the Mississippi. That was announced by researchers at NASA and the National Snow and ...