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With policymakers and political leaders increasingly unable to combat global climate change, more scientists are considering the use of manual manipulation of the environment to slow warming’s damage to the planet.

©istockphoto.com/Trifonov_Evgeniy

The simple observation that leaves shrink when they dry out has far-reaching consequences for scientists studying how ecosystems work, a UA graduate student has discovered.

Plant leaves in various places around the world

Researchers from North Carolina State University have developed a new method for forecasting seasonal hurricane activity that is 15 percent more accurate than previous techniques.

Dr. Fredrick Semazzi

If a hurricane’s path carries it over large areas of fresh water, it will potentially intensify 50 percent faster than those that do not pass over such regions.

Hurricanes can intensify if they pass over fresh water

In our zest for cleanliness, have we permanently muddied our nation’s waters?

A close-up of a typical sediment sample, prior to analysis.

The coming century may bring a succession of droughts as bad or worse than a 2000-04 drought that devastated much of the West, an ecological problem that researchers say is due to global warming.

Dying forests

As the nation suffers through a summer of record-shattering heat, a University of Michigan report finds that Generation X is lukewarm about climate change—uninformed about the causes and unconcerned about the potential dangers.

Generation X

Two months in Midwest history – March 2012 and December 1889 – stand out as the warmest winter months in more than a century of weather records.

Snowy

A tool commonly used by financial strategists to determine what shares to purchase to create a diversified stock portfolio was used to develop a diversified portfolio of another kind -- land to be set aside for conservation purposes given the uncertainty about climate change.

Financial tool

Tornado/Microburst Simulator runs over a 3-D model of a two-mile by three-mile section of rough Alabama countryside.

Iowa State University's Tornado/Microburst Simulator

Chemists have found a smoking gun proving that increased fertilizer use over the past 50 years is responsible for a dramatic rise in atmospheric nitrous oxide.

The Cape Grim Baseline Air Pollution Station in Tasmania

The early arrival of spring across the U.S. undoubtedly has warmed the hearts of many people, but for flowering plants and pollinating insects, the trend toward earlier springs brings complicated, and not always good, results.

A Mormon Fritillary butterfly

Global warming has forced alpine chipmunks in Yosemite to higher ground, prompting a startling decline in the species’ genetic diversity.

alpine chipmunk

A hemispherewide phenomenon – and not just regional forces – has caused record-breaking amounts of freshwater to accumulate in the Arctic’s Beaufort Sea.

Path of Russian river water into the Canada Basin

Trees are dying in the Sahel, a region in Africa south of the Sahara Desert, and human-caused climate change is to blame.

A dead ironwood tree

University of Miami researchers have climate scientists rethinking a commonly held theory about the ocean's role in the global climate system.

Amy Clement

In this era of environmental consciousness, many buildings are being outfitted to “go green.” An associate professor of fine arts at Rutgers-Camden, is taking the term quite literally.

Lichen is a versatile combination of fungi and algae

Rivers and streams in the United States are releasing enough carbon into the atmosphere to fuel 3.4 million car trips to the moon, according to Yale researchers in Nature Geoscience.

River

Warming streams could spell the end of spring-run Chinook salmon in California by the end of the century, according to a study by scientists at UC Davis, the Stockholm Environment Institute and the National Center for Atmospheric Research.

Spring-run Chinook salmon

Air from laundry machines using the top-selling scented liquid detergent and dryer sheet contains hazardous chemicals, including two that are classified as carcinogens.

laundry basket

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