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Wednesday, May 22, 2013 | 12:52 p.m.

Latest Environment & Science Headlines

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Oregon Editorial Rdp

Editorials from Oregon newspapers Medford Mail Tribune, May 17, on shopping for health insurance. A funny thing happened on the way to health care reform: Insurance companies began to compete with each other, right out in the open. A comparison of premiums that health insurers propose to begin charging next ...

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 ...

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 ...

Environmentalists vow to elect Sen. hopeful Markey

Environmental activists are vowing to do everything they can to help Democratic U.S. Senate hopeful Edward Markey in his special election battle with Republican challenger Gabriel Gomez. During the Democratic primary, environmental groups spent nearly $1.8 million in outside money to help Markey defeat Stephen Lynch. Markey and Lynch had ...

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 ...

In this April 22, 2013 photo, fisherman Desmond Augustin stands on a breakwater of old tires and driftwood that local residents fashioned to try and protect their fishing village in Telegraph, Grenada. The people along this vulnerable stretch of eastern Grenada have been watching the sea eat away at their shoreline in recent decades, a result of destructive practices such as sand mining and a ferocious storm surge made worse by climate change, according to researchers with the U.S.-based Nature Conservancy, who have helped locals map the extent of coastal erosion. (AP Photo/David McFadden)

Encroaching sea already a threat in Caribbean

The old coastal road in this fishing village at the eastern edge of Grenada sits under a couple of feet of murky saltwater, which regularly surges past a hastily-erected breakwater of truck tires and bundles of driftwood intended to hold back the Atlantic Ocean. For Desmond Augustin and other fishermen ...

A sampling of editorials from around New York

Newsday on political corruption in New York state and doubts lawmakers will take meaningful action. April 26 This is how entrenched and notorious the culture of "pay to play" has become in New York politics. Preet Bharara, the latest in crusading U.S. attorneys, recounted a meeting he had with George ...

Study: Climate change could affect DC water supply

A new study finds climate change could cut stream flows in the Potomac River basin, a major source of drinking water in the Washington region. The study found by 2040 climate change could cut stream flows 35 percent. And a moderate drought combined with that worst-case scenario could mean mandatory ...

EPA methane report further divides fracking camps

The Environmental Protection Agency has dramatically lowered its estimate of how much of a potent heat-trapping gas leaks during natural gas production, in a shift with major implications for a debate that has divided environmentalists: Does the recent boom in fracking help or hurt the fight against climate change? Oil ...

US methane report further divides fracking camps

The U.S. Environmental Protection Agency has dramatically lowered its estimate of how much of a potent heat-trapping gas leaks during natural gas production, in a shift with major implications for a debate that has divided environmentalists: Does the recent boom in fracking help or hurt the fight against climate change? ...

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 ...

Louisiana editorial roundup

Recent editorials from Louisiana newspapers: April 21 The American Press on state having serious revenue problem: Now that Gov. Bobby Jindal's tax reform push has been declared a luxury, state lawmakers can refocus their attention on the necessities of the state budget. They now must delve into the particulars 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, ...

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