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Wednesday, May 22, 2013 | 3:00 p.m.

Climate Change Headlines

A list of the most recent stories about Climate Change.

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An American flag blows in the wind at sunrise atop the rubble of a destroyed home a day after a tornado moved through Moore, Okla., Tuesday, May 21, 2013. The monstrous tornado roared through the Oklahoma City suburb Monday, flattening entire neighborhoods and destroying an elementary school with a direct blow as children and teachers huddled against winds up to 200 mph. (AP Photo/Brennan Linsley)

More tornadoes from global warming? Nobody knows

A deadly tornado hit suburban Oklahoma City on Monday. A quick look at some basic facts: Q. Is global warming to blame? A. You can't blame a single weather event on global warming. In any case, scientists just don't know whether there will be more or fewer twisters as global ...

Canadian Prime Minister Stephen Harper speaks to business leaders during a meeting in New York, Thursday May 16, 2013. Harper said Thursday that a controversial oil pipeline from his country to the U.S. Gulf Coast "absolutely needs to go ahead" and warned that the oil will be transported through America one way or another. (AP Photo/The Canadian Press, Adrian Wyld)

Canada PM on pipeline plan: Oil to come anyway

A controversial oil pipeline to the U.S. Gulf Coast "absolutely needs to go ahead," Canada's prime minister said Thursday, and he warned that the oil will be transported through America one way or another. Stephen Harper addressed the Keystone XL project, a flashpoint in the debate over climate change, during ...

West Virginia editorial roundup

Recent editorials from West Virginia newspapers: May 13 Charleston (W.Va.) Gazette on Greenhouse buildup: A historic landmark occurred last week. Scientists at a Hawaii mountaintop observatory reported that carbon dioxide buildup in the atmosphere reached 400 parts per million for the first time since the Pliocene Epoch -- 5 million ...

Project aims to track big city carbon footprints

Every time Los Angeles exhales, odd-looking gadgets anchored in the mountains above the city trace the invisible puffs of carbon dioxide, methane and other greenhouse gases that waft skyward. Halfway around the globe, similar contraptions atop the Eiffel Tower and elsewhere around Paris keep a pulse on emissions from smokestacks ...

Natural gas export plans stir debate

A domestic natural gas boom already has lowered U.S. energy prices while stoking fears of environmental disaster. Now U.S. producers are poised to ship vast quantities of gas overseas as energy companies seek permits for proposed export projects that could set off a renewed frenzy of fracking. Expanded drilling is ...

Plans to export US natural gas stir debate

A domestic natural gas boom already has lowered U.S. energy prices while stoking fears of environmental disaster. Now U.S. producers are poised to ship vast quantities of gas overseas as energy companies seek permits for proposed export projects that could set off a renewed frenzy of the much-debated kind of ...

Project to track megacities' carbon footprints

Every time Los Angeles exhales, odd-looking gadgets in the mountains above the city trace the invisible puffs of carbon dioxide, methane and other greenhouse gases that waft skyward. Halfway around the globe, similar contraptions atop the Eiffel Tower and elsewhere around Paris keep watch on emissions from smokestacks and automobile ...

Experts: CO2 record illustrates 'scary' trend

The old saying that "what goes up must come down" doesn't apply to carbon dioxide pollution in the air, which just hit an unnerving milestone. The chief greenhouse gas was measured Thursday at 400 parts per million in Hawaii, a monitoring site that sets the world's benchmark. It's a symbolic ...

Greenhouse gas milestone; CO2 levels set record

Worldwide levels of the chief greenhouse gas that causes global warming have hit a milestone, reaching an amount never before encountered by humans, federal scientists said Friday. Carbon dioxide was measured at 400 parts per million at the oldest monitoring station which is in Hawaii sets the global benchmark. The ...

Greenhouse gas level highest in 2 million years

Worldwide levels of the greenhouse gas that plays the biggest role in global warming have reached their highest level in almost 2 million years — an amount never before encountered by humans, U.S. scientists said Friday. Carbon dioxide was measured at 400 parts per million Thursday at the oldest monitoring ...

State College mayor urges fossil fuel divestment

The mayor of the central Pennsylvania borough of State College has endorsed a campaign that urges municipalities to divest from fossil fuel companies, the environmental group 350.org said in a release Thursday. Borough Mayor Elizabeth Goreham joined nine other mayors in urging municipalities to divest from the top 200 fossil ...

Nebraska lawmakers advance climate change study

Nebraska lawmakers gave first round approval Tuesday to a measure that would launch a state review of climate change. Lawmakers voted 35-0 to advance the proposal by Sen. Ken Haar of Malcolm after a handful of lawmakers denounced global warming. The bill still must pass through two more rounds of ...

UN official hopeful about 2015 climate talks

Governments are more serious and the impact of climate change is more dramatic, improving chances of a groundbreaking global warming pact in 2015 in contrast with the failure of such an effort in 2009, the U.N. climate chief said Tuesday. The climate change talks in Copenhagen were a resounding failure, ...

In this Thursday, Aug. 2 2012 photo, Dr. James E. Hansen head of the NASA Goddard Institute for Space Studies talks about his "loaded dice" during an interview with the Associated Press at his office in New York.  (AP Photo/Mary Altaffer)

New study links current events to climate change

The relentless, weather-gone-crazy type of heat that has blistered the United States and other parts of the world in recent years is so rare that it can't be anything but man-made global warming, says a new statistical analysis from a top government scientist. The research by a man often called ...

Experts say wild weather worsens

Freakish weather disasters -- from the sudden October snowstorm in the Northeast U.S. to the record floods in Thailand -- are striking more often. And global warming is likely to spawn more similar weather extremes at a huge cost, says a draft summary of an international climate report obtained by ...

Among the habitats most impacted by global warming is that of the polar bears, according to researchers.

Local skeptic researches, finds global warming is real

A prominent physicist and skeptic of global warming spent two years trying to find out if mainstream climate scientists were wrong. In the end, he determined they were right: Temperatures really are rising rapidly. The study of the world's surface temperatures by Richard Muller was partially bankrolled by a foundation ...

High Court Blocks California's Climate Change Lawsuit

The Supreme Court unanimously ruled out a federal lawsuit Monday by states and conservation groups trying to force cuts in greenhouse gas emissions from power plants. The court said that the authority to seek reductions in emissions rests with the Environmental Protection Agency, not the courts. EPA said in December ...

Study Says Dire Warnings About Global Warming Can Backfire

Dire messages about global warming could backfire and actually increase skepticism about climate change among the general public, according to a new study by a University of California at Berkeley social psychologist. The study, which will be published in the January issue of the journal Psychological Science, says warnings about ...

Global Warming Measure Faces Legal Challenge

A group that supports a November initiative to suspend California's landmark global warming law is challenging the proposed ballot description of the measure.The Howard Jarvis Taxpayers Association says the ballot language written by the attorney general's office for Proposition 23 is misleading and biased. The taxpayer group filed a petition ...

Cars & Climate Change

As the Obama Administration set out tough new rules for fuel mileage standards Thursday, getting less attention was the release of the first regulations ever placed on greenhouse gas tailpipe emissions, an effort by the feds to slow the effects of climate change. "Establishing a harmonized approach to regulating light-duty ...

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