As glaciers move, they wear away the surrounding land through erosion. Glaciers sometimes ... turning it into ice. A glacier is a bit like a very, very slow moving river and just like a river ...

The processes are definitively independent, but not exclusive. Weathering is the mechanical and chemical hammer that breaks down and sculpts the rocks. Erosion ... a path as the glacier slumps ...

We study the weathering of rock to produce sediment, the transport of sediment on hillslopes and in rivers, and the erosion of bedrock by rivers. We address glacial and periglacial processes in polar ...

Opinions expressed by Forbes Contributors are their own. David Bressan is a geologist who covers curiosities about Earth. Research has shown the complex history behind this gap of missing time ...