Detail of a photo: Maze of layered canyon walls and buttes in bands of red, cream and grey, receding into the distance in soft evening light.
GeoLog

black soil

Could beavers be responsible for long-debated deposits?

Could beavers be responsible for long-debated deposits?

Following her presentation at the European Geosciences Union General Assembly in Vienna, I caught up with geomorphologist and environmental detective Annegret Larsen from the University of Lausanne, Switzerland, about beavers, baffling sediments and a case she’s been solving for the past seven years. Back in 2012 the German geomorphology community was seriously debating the source …[Read More]