The greatest impacts of climate change on ecosystems, wildlife and humans often arise from
extreme events rather than changes in climatic means. Northern high latitudes, including the …

This review summarizes current understanding of how climate change-driven physical and
ecological processes influence the levels of persistent organic pollutants (POPs) and …

Reports of fading vole and lemming population cycles and persisting low populations in
some parts of the Arctic have raised concerns about the spread of these fundamental …

There is increasing evidence that fossil-fuel burning, and consequential global heating of
1.1° C to date, has led to the increased occurrence and severity of extreme environmental …

Global climate change has led to profound alterations of the Arctic environment and
ecosystems, with potential secondary effects on mercury (Hg) within Arctic biota. This review …

Winters in snow-covered regions have warmed, likely shifting the timing and magnitude of
nutrient export, leading to unquantified changes in water quality. Intermittent, seasonal, and …

When rain falls on an existing cover of snow, followed by low temperatures, or falls as
freezing rain, it can leave a hard crust. These Arctic rain on snow (ROS) events can …

The Svalbard Airport composite series spanning the period from 1898 to the present
represents one of very few long-term instrumental temperature series from the High Arctic. A …

The 'Moran effect'predicts that dynamics of populations of a species are synchronized over
similar distances as their environmental drivers. Strong population synchrony reduces …

Several caribou and reindeer (Rangifer tarandus) populations have experienced recent
population declines, often attributed to anthropogenic stressors such as harvesting …