AMES, Iowa — Invasive plant species have long had a reputation as being bad for a new ecosystem when they are introduced.
Stan Harpole, assistant professor of ecology, evolution and organismal biology at Iowa State University, is founding …
COLUMBIA, Mo. — U.S. agricultural practices create 58 percent of nitrous oxide in the world, which is the third most prevalent greenhouse gas in the atmosphere. Scientists believe nitrous oxide contributes to global warming about 300 times more th…
Clear-cut logging and related road-building in the 1950s and 1960s in southern Oregon’s Siskiyou Mountains disrupted soil stability and led to unprecedented soil erosion made worse during heavy rainstorms, report University of Oregon researcher…