04/04/2019

NASA begins final year of airborne polar ice mission

This is the last year for Operation IceBridge, NASA's most comprehensive airborne survey of ice change. Since the launch of its first Arctic campaign in spring 2009, IceBridge has enabled discoveries ranging from water aquifers ...

Post-wildfire step-pool streams

Boulder, Colo., USA: Steps and pools are among the most stable and functionally important features in the mountain river landscape. Their stability is important for dissipating stream energy, withstanding ordinary floods ...

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