September 27th, 2012

With volatile weather, farms must adapt or wither

On the front lines of climate change, California’s agriculture industry faces a new landscape with less water, warmer winters, unexpected rain and rising salinity.

Our new “Heat and Harvest” series with KQED explores the challenges that farmers in the state are facing due to volatile weather conditions. Find out what’s at stake for this $30 billion-dollar industry — and your grocery bill.

Photo: Almond trees show signs of poisoning by exposure to salt. Rising salinity levels in irrigation water has farmers alarmed. Credit: Serene Fang/CIR

March 23rd, 2012

“Nearly 1,000 public water systems in Texas restricted water last year. Even now, after some winter rains, 17 systems are projected to run out of water in six months or less. The 2011 drought was the most intense one-year drought in Texas since at least 1895, when statewide weather records began. Losses reached $10 billion in crops, livestock and timber.” - Hari Sreenivasan in the PBS NewsHour segment (above) “Texas Towns Run Out of Water as Drought Takes its Toll.”

January 6th, 2012
good:

Hybrid Sharks Show How Nature Adapts to Climate Change
Off the coast of Australia, researchers have found a new breed of shark cruising the deep blue. The first hybrid shark is a genetic mashup of the common black tip and Australian black tip. The result is a more robust breed of shark with a timely adaptation: an increased coastal range. The researchers speculate that the interbreeding may help ensure the survival of the shark species in the face of climate change or fishing pressures. (Long live Shark Week.)
Read more at GOOD→

good:

Hybrid Sharks Show How Nature Adapts to Climate Change

Off the coast of Australia, researchers have found a new breed of shark cruising the deep blue. The first hybrid shark is a genetic mashup of the common black tip and Australian black tip. The result is a more robust breed of shark with a timely adaptation: an increased coastal range. The researchers speculate that the interbreeding may help ensure the survival of the shark species in the face of climate change or fishing pressures. (Long live Shark Week.)

Read more at GOOD

Reblogged from
November 14th, 2011
Delaying action is a false economy: For every $1 of investment in cleaner technology that is avoided in the power sector before 2020, an additional $4.30 would be needed to be spent after 2020 to compensate for the increased emissions.
A quote from the 2011 World Energy Outlook report by the International Energy Agency. The agency warns that we are on the path to 11-degree warming if we don’t curb emissions now.
July 26th, 2011

Climate change could release toxins trapped in arctic ice

Despite a global decrease in the production of certain toxic chemicals, we may be in for an onslaught.

That’s because rising global temperatures are causing the release of persistent organic pollutants, such as DDT and PCBs, which have been locked in arctic ice for more than half a century.

Although the chemicals were created to provide societal benefits, such as killing mosquitoes and protecting crops, it didn’t take long for scientists to see they were having devastating effects on the environment.

Studies have shown many of these chemicals can cause cancer, birth defects and other health problems. And they don’t just wash away. Persistent organic pollutants, as the class of chemicals is known, stick around for decades before finally breaking down. Read more.

Photo: U.S. Geological Survey/Flickr

June 15th, 2011

jtotheizzoe:

Climate to wreak havoc on food supply, predicts report

This map represents the density of children in food crisis over the next 40 years should climate change continue on its present course.

Reblogged from Nick Turse
June 8th, 2011
According to a team of Stanford University researchers, furnace-hot temperatures soon may become the summer norm for  North America. Nations in more tropical zones could experience “the  permanent emergence of unprecedented summer heat.”
And the researchers say this is not a centuries-long forecast.
They’re talking about the next 20 years.
“According to our projections, large areas of the globe are likely to  warm up so quickly that, by the middle of this century, even the  coolest summers will be hotter than the hottest summers of the past 50  years,” said Noah Diffenbaugh, lead author of the report and Earth  system science researcher at Stanford. Read full story.
Photo by bredgur via Flickr

According to a team of Stanford University researchers, furnace-hot temperatures soon may become the summer norm for North America. Nations in more tropical zones could experience “the permanent emergence of unprecedented summer heat.”

And the researchers say this is not a centuries-long forecast.

They’re talking about the next 20 years.

“According to our projections, large areas of the globe are likely to warm up so quickly that, by the middle of this century, even the coolest summers will be hotter than the hottest summers of the past 50 years,” said Noah Diffenbaugh, lead author of the report and Earth system science researcher at Stanford. Read full story.

Photo by bredgur via Flickr

May 25th, 2011

seaofgreen:

Iran’s Lake Urmia (Oroumieh), the largest lake in the Middle East and the third largest salt water lake on earth, is turning to salt. Urmia is “home to some 212 species of birds, 41 reptiles, 7 amphibians, and 27 species of mammals, including the Iranian yellow deer.” According to a new report by AP, the lake “has shrunken by 60 percent and could disappear entirely in just a few years, experts say — drained by drought, misguided irrigation policies, development and the damming of rivers that feed it.”

Photo: An abandoned ship is stuck in the solidified salts of the Oroumieh Lake, some 370 miles NW of Tehran, Iran, April 29, 2011. (Vahid Salemi)

Reblogged from kateoplis
May 10th, 2011

Via Slate:

What do 28,000 time-lapse photos tell us about Everest’s melting glaciers?

Everest, the Earth’s highest peak, is sometimes called the water tower of the world, because as many as 2 billion people rely on its glaciers as a source of water, Balog explains. Aside from their visual appeal, time-lapse photographs also help scientists to map changes in the position and surface of the ice, which in turn helps them to determine how much snow accumulates during the year and how fast the glaciers are melting.

(Photograph courtesy the Extreme Ice Survey, originally published by Slate)

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