Joshua trees face multiple threats, including people stealing them from the national park that bears their name. Research by ecologist Lynn Sweet shows the trees could cease to exist by end of century as a result of unchecked climate change.
Marilyn Fogel, endowed UCR geoecology professor, was dubbed the “isotope queen” for illuminating fundamental scientific questions through analysis of atomic isotope ratios. She died May 11 at her home in Mariposa, Calif.
David Eastmond, UCR toxicologist and professor emeritus, worries about the risk posed by repeated exposure to benzene. It is the combined exposure from multiple sources that poses the biggest health risks, he said.