Disentangling the influences of climate change from other stressors affecting the population dynamics of aquatic species is particularly pressing for northern latitude ecosystems, where climate‐driven warming is occurring faster than the global average. Chinook salmon ( Oncorhynchus tshawytscha ) in the Yukon‐Kuskokwim (YK) region occupy the northern extent of their species' range and are experiencing prolonged declines in abu...

Summary The viable and non‐viable fractions of the bacterial community in a 2347‐year‐old permafrost soil from Spitsbergen were subjected to a comprehensive investigation using culture‐independent and culture‐dependent methods. LIVE/DEAD ® Bac Light TM staining revealed that 26% of the total number of bacterial cells were viable. Quantitatively, aerobic microcolonies, aerobic colony‐forming units and culturable anaerobic bacte...