Disappearing sea ice and a warming Arctic are changing the growth cycle for plants that nourish Greenland’s migrating caribou. Breeding caribou migrate when days become longer, which aligns their movement to the emergence of spring plants. But climate change is disrupting this relationship, driving plants to sprout earlier and thereby reducing the success of calves’ birth and Bulletins is a production of the National Center for Science Literacy, Education, and Technology (NCSLET), part of the Department of Education at the American Museum of Natural LINKSNature Communications: Advancing plant phenology and reduced herbivore production in a terrestrial system associated with sea ice Sea Ice News and Arctic Theme Bulletins: Arctic Sea IceThe New (watch)/earth/visualizations/arctic-sea-ice-the-new-normal