The University of Arizona

Impacts

Budget Cuts May Force Closure of 375 Stream-Gauges

Date Posted: 
May 9, 2013
Publisher: 
USGS

Due to budget cuts including sequestration, the USGS may be forced to cease operation of up to 375 stream gauges across the nation. Currently the agency’s network contains more than 8,000 gauges that monitor stream discharge and help water managers predict and address drought and flood conditions.

Hydraulic Fracturing Increases Water Stress in Already Stressed Regions

Date Posted: 
May 5, 2013
Publisher: 
Ceres

A large portion of hydraulic fracturing operations in the U.S.

Assessment Outlines Future Climate Changes, Impacts in SW

Date Posted: 
May 3, 2013
Publisher: 
Island Press

The Southwest U.S. will continue to get warmer over the 21st century, with fewer cold waves and longer, hotter heat waves, according to an expansive new book published by Island Press.

Climate Zones Shifting Faster Than Previously Thought

Date Posted: 
April 25, 2013
Publisher: 
Nature Climate Change

Climate change will shift climate zones at a faster rate than previously thought, according to a recent study in Nature Climate Change. Previous projections estimated a linear relationship between increasing global mean temperature and the pace of shifting climate zones, although few prio

Scientists Confirm Recent Warming Trend Due to Humans

Date Posted: 
April 25, 2013
Publisher: 
Nature Geoscience

Natural variability alone cannot explain the recent (past century) warming trend, confirms a new study published in Nature Geoscience.

Oceans Absorbing More Heat

Date Posted: 
April 18, 2013
Publisher: 
Geophysical Research Letters

Over the past decade, the upper ocean has been warming at a slower rate than it has since 1958, while the deeper ocean below 2300 feet has experienced an increase in warming, according to new research published in Geophysical Research Letters.

Groundwater Pumping Decreasing AZ’s Verde River Streamflow

Date Posted: 
April 18, 2013
Publisher: 
USGS

Verde River steamflow in central Arizona has declined since 1910 as a result of groundwater pumping, according to a report by USGS scientists.

Drought May Push Food Prices Up 3 to 4 Percent

Date Posted: 
April 11, 2013
Publisher: 
USDA

Food prices are predicted to increase 3 to 4 percent this year, due to the severe drought in the Midwest last year, according to the 2013 Food Price Outlook from the USDA.

Shifts in Wine Production Location May Impact Ecosystems, Water

Date Posted: 
April 11, 2013
Publisher: 
PNAS

As the locations suitable for wine grape production shift due to climatic changes, impacts on upland ecosystems and water use for irrigation will increase, according to a new report published in PNAS.

Climate Change Will Make Transatlantic Flights Bumpier

Date Posted: 
April 11, 2013
Publisher: 
Nature Climate Change

Transatlantic flights may be bumpier and possibly longer by the middle of this century, leading to higher fuel consumption and emissions, according to a recent report published in Nature Climate Change. Using climate model simulations, the authors found that when carbon dioxide in the atm