These sea ice projections are strongly dependent on the temperature, and the temperature is really dictated by how much greenhouse gases we emit and accumulate in the atmosphere. so, there's this relationship between how much we emit, how warm it's going to get, and what it means for sea ice. and as warming approaches, a critical point here, polar scientists say russia's war in ukraine is preventing them from working in some of the most important parts of the arctic. it's absolutely essential that we collect data from all around the arctic and we've got a big gap now in the russian arctic. it'...