News tagged with central valley

New tumbleweed species rapidly expanding range

Two invasive species of tumbleweed have hybridized to create a new species of tumbleweed that University of California, Riverside researchers found has dramatically expanded its geographic range in California in just a decade.

dateMar 31, 2016 in Ecology
shares15 comments 0

Wild bee decline threatens US crop production

The first national study to map U.S. wild bees suggests they're disappearing in many of the country's most important farmlands—including California's Central Valley, the Midwest's corn belt, and the Mississippi River valley.

dateDec 21, 2015 in Ecology
shares176 comments 0