Rock ptarmigan Rock ptarmigan The rock ptarmigan (') is a medium-sized gamebird in the grouse family. It is known simply as the ptarmigan"' in the UK and in Canada, where it is the official bird for the territory of Nunavut, Canada, and the official game bird for the province of Newfoundland and Labrador, Canada. In Japan, it is known as the "raichō" (雷鳥), which means "thunder bird". It is the official bird of Gifu, Nagano, and Toyama Prefectures and is a protected species nationwide. The rock ptarmigan is long (tail ) with a wingspan of . It is smaller than the willow
Climate change in the Arctic pathway suggests that methane from seabed permafrost will progress rather slowly, instead of abrupt changes. However, Arctic cyclones, fueled by global warming and further accumulation of greenhouse gases in the atmosphere could contribute to more release from this methane cache, which is really important for the Arctic. An update to the mechanisms of this permafrost degradation, implying the possibility of being close to an acceleration of methane release was published in 2017. Changes in vegetation are associated with the increases in landscape scale methane emissions. The growing season has lengthened in the far northern latitudes, bringing major changes to plant