Arctic hotspots study reveals areas of climate stress in Northern Alaska and Siberia - In pictures: Rapid thaw after Arctic weather - As Arctic climate warms, even Santa runs short of snow - Big shifts from tiny players: How climate change could disrupt Arctic ecosystems - Arctic climate change impact documented in Budapest photography exhibition - Study of cloud movement in the Arctic could provide better understanding of climate change in the region - From clouds to fjords, the Arctic bears witness to climate change - Pen Hadow: Climate change is making my epic Arctic crossing impossible - Russian Geographical Society scientists model ice cave to forecast Arctic climate change - Study finds natural climate variability impacts Arctic and global warming