My research focuses on the integrated use & development of near surface geophysical methodologies to understand near-surface material geophysical properties and groundwater recharge/movement in ...

Earth is far outside the safe operating zone for humanity and rapidly approaching ... “The overall diagnostic is that the patient, Planet Earth, is in critical condition,” says Johan ...

The Boulder Creek Critical Zone is one of six groups funded by the National Science Foundation to study how water, atmosphere, ecosystems, and soils interact and shape the Earth's surface. The Boulder ...