Melting permafrost increases greenhouse gas from Arctic lakes

Groundwaters that circulate through the subsoil as a result of melting permafrost can transport carbon dioxide and methane to Arctic lakes and in turn be emitted to the atmosphere. This process of transporting greenhouse ...

Testing: Space-bound US-European water mission passes finals

Before any NASA mission is launched, the spacecraft goes through weeks of harsh treatment. It's strapped to a big table that shakes as hard as the pounding of a rocket launch. It's bombarded with louder noise than a stadium ...

What is a wetland? An ecologist explains

Wetlands are areas of land that are covered by water, or have flooded or waterlogged soils. They can have water on them either permanently or for just part of the year.

Metastable states of floating crystals

A research team led by the GRASP—Group of Research and Applications in Statistical Physics—at the University of Liège (Belgium), demonstrates how to manipulate the mesh, shape and symmetry of floating crystals by wandering, ...

Listening to the song of melting glaciers

This is it, we have reached the bottom of the glacier. It is 327m under our feet. After drilling into the ice for six hours, our hot-water jet blasts into the sediment. The hose that connects it to the surface stops rolling ...