Earth's orbital variations and sea ice synch glacial periods

Earth's orbital variations and sea ice synch glacial periods 01/31/2017 02:09 PM EST New research shows how sea ice growth in the Southern Hemisphere during certain orbital periods could control the pace of ice ages on Earth. Full story at https://news.brown.edu/articles/2017/01/iceages Source Brown University This is an NSF News From the Field item.   Follow NSF:  This email was sent using GovDelivery, on behalf of: National Science Foundation Update · 4201 Wilson Boulevard · Arlington, VA 22230 · 703-292-5111