Arctic, moisture intrusions, extreme warming, in situ observations, winter storms, sea ice, Temperature, Melting, Oceans, Duration, Ice drift, Buoys, Multiship expeditions, Storms, Winter, Temperature effects, North Pole, Polar environments, Air temperature, Historic temperatures, Frequency, Drifting stations, Expeditions, Drift, Seasons, Trends, Manned
CO2, CO 2, global warming, climate change, greenhouse effect, greenhouse effect gases, emisiones de gases de efecto invernadero, carbon dioxide