Local sources of persistent organic pollutants (POPs) and Chemicals of Emerging Arctic
Concern (CEACs) from use in communities, shipping, and industrial activity contribute to …

Climate change is rapidly altering hydrological processes and consequently the structure
and functioning of Arctic ecosystems. Predicting how these alterations will shape …

Large Arctic rivers are an important source of iron (Fe) to the Arctic Ocean, though seasonal
variations in the terrestrial source and supply of Fe to the ocean are unknown. To constrain …

Sustained browning of northern waters has prompted inquiries into the drivers of increasing
concentrations of organic matter. While reduced sulfur deposition is a key cause, an …

Permafrost thaw poses diverse risks to Arctic environments and livelihoods. Understanding
the effects of permafrost thaw is vital for informed policymaking and adaptation efforts. Here …

Permafrost thawing as a result of climate change has major consequences locally and
globally, both for the biosphere and for human activities. The quantification of its extent and …

The impact of the freeze–thaw process on the active layer is reflected in the changed
subsurface flow (SSF) process in cold alpine regions. Identifying sources and pathways of …

Ice-wedge polygon landscapes make up a substantial part of high-latitude permafrost
landscapes. The hydrological conditions shape how these landscapes store and release …

Ongoing and amplified climate change in the Arctic is leading to glacier retreat and to the
exposure of an ever‐larger portion of non‐glaciated permafrost‐dominated landscapes …

The Arctic river basins, among the most sensitive regions to climate warming, are
experiencing rapid temperature rise and permafrost thawing that profoundly affect their …