Early humans evolved in ecosystems unlike any found today

October 7, 2019

To understand the environmental pressures that shaped human evolution, scientists must first piece together the details of the ancient plant and animal communities that our fossil ancestors lived in over the past 7 million years. Because putting together the puzzle of millions-of-years-old ecosystems is a difficult task, many studies have reconstructed the environments by drawing […]



When to Evacuate Residents During a Wildfire

September 13, 2018

When a wildfire breaks out and approaches a community, how do emergency managers decide when residents should evacuate? “Wildfire evacuation decision-making is challenging because the incident commanders need to take into account fire progression, population distribution and evacuation traffic,” explained Dapeng Li, an assistant professor in the Department of Geography at South Dakota State University. […]