Crescent dunes and meandering rivers can 'forget' their initial shapes as they are carved and reshaped by wind and water while other landforms keep a memory of their past shape, suggests a new ...

The northern circumpolar permafrost region stores ∼1,000 Pg soil organic carbon (SOC) in the upper 3 m 1, similar in magnitude to the atmospheric carbon storage. Permafrost thaw due to climate change ...