The growth of forest trees in temperate and boreal regions became more limited by water rather than temperature as the 20th century warmed. The more orange-red the area on the map, the more trees in that region became limited by water availability. (Image: Flurin Babst, Swiss Federal Research Institute WSL)
Jan. 16, 2019
The changes are most evident in northern climates and at high altitudes, reports a team that includes UA scientists from the Laboratory of Tree-Ring Research.
The Centers for Disease Control and Prevention reported that U.S. outbreaks of Cryptosporidiosis linked to swimming pools and water playgrounds doubled from 2014 to 2016.
Jan. 10, 2019
The UA is partnering with Kerafast to license a reagent that offers the opportunity for the development of a rapid, highly sensitive diagnostic test for the zoonotic disease.
Willem van Leeuwen, a UA professor of natural resources and the environment, measures snowpack in a "snow pit" along Arizona's Mogollon Rim during a snow survey in 2017.	(Photo: Patrick Broxton, ©2017)
Dec. 12, 2018
UA-led researchers mapped changes in snow from 1982 to 2016 over the contiguous U.S. and found parts of the West have had a 41 percent reduction in the yearly maximum snow mass.
(Image: Colleen Loomis/RDI)
Nov. 6, 2018
To create livable, aesthetically pleasing cities that are also water-efficient, UA experts say water managers and urban planners will need to increase their coordination efforts.
March 20, 2018
A drought-induced water crisis in Cape Town, South Africa, has Arizonans wondering if a similar situation could happen here. UA water expert Sharon Megdal says it's unlikely.
Agua Fria recharge basins in Phoenix
June 15, 2017
Underground storage in recharge projects has built a buffer against future shortages, and an annual publication by the UA's Water Resources Research Center helps to explain it.