nature

By the early ’90s, ecologists had amassed sufficient time-series information units on species populations and sufficient computing energy to check these concepts. There was only one drawback: The chaos didn’t appear to be there. Solely…

Historically, Shelta Cave was one of the most diverse cave systems in the eastern United States. Long before Niemiller and other scientists came along, beetles, salamanders, shrimp, crayfish, and other animals lived out their days in the…

“When you trample it, you’re resetting a clock that’s been going for a long time back to zero,” says Finger-Higgens, whose latest findings on biocrust degradation were published last month in PNAS. “And so now the system has to repair…

The team’s test plots also host some of Jordan’s rarest flora. In Marka, that includes saplings of Pistacia lentiscus, the wild pistachio tree—there are only about 50 left in the wild in Jordan—and Celtis australis, sometimes called a…