Two of the most important Greenhouse gases in the Earth's atmosphere reached a record high in 2006, and measurements show that one — carbon dioxide — is playing an increasingly important role in global warming, the U.N. weather agency said Friday.
The global average concentrations of carbon dioxide, or CO2, and nitrous oxide, or N2O, in the atmosphere were higher than ever in measurements coordinated by the World Meteorological Organization, said Geir Braathen, a climate specialist at the Geneva-based agency.
Methane, the third of the three important greenhouse gases, remained stable between 2005 and 2006, he said.
Braathen said measurements show that CO2 is contributing more to global warming than previously.
Saturday, November 24, 2007
Greenhouse Gases Hit High Level In 2006
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Friday, November 23, 2007
Welch Scientists Gets Nobel Honor
A WELSH scientist who has described climate change as a “weapon of mass destruction” is to receive the Nobel Peace Prize with former US Vice-President Al Gore, the Western Mail can reveal today.
Sir John Houghton will be part of a delegation from the Inter Governmental Panel on Climate Change (IPCC) to receive the award next month.
The former head of the Met Office chaired the climate change panel between 1998 and 2002 and was the lead editor of its first three reports on global warming.
Mr Gore is sharing the award with the IPCC as recognition for his efforts in raising awareness of the problem through his documentary An Inconvenient Truth and other work. The Norweigian Nobel Committee recognised the IPCC’s work on global warming over the last two decades. The IPCC and Mr Gore will receive the award at a ceremony in Oslo on December 10.
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Thursday, November 22, 2007
Global Warming Threatens Tree Frogs
A HEAT-SEEKING frog with a remarkable ability to control its temperature may be protected from extinction by experts in Manchester.
Scientists believe global warming is behind a dramatic decline in Central America's tropical tree frogs - and their findings could help save dozens of other threatened species.
Costa Rican tree frogs live high above the ground and bask in the sun.
Manchester University scientists think they do this because the heat kills fungal infections, but global warming has created cloudy conditions in their habitat, leading to increased illness.
They are testing their theory on tree frogs held as part of a collection of amphibians at Manchester Museum.
Amphibian expert Andrew Gray said a scanner would examine the frogs' skin, which lets them regulate their temperature as well as change colors to camouflage themselves.
He said: "The imaging technique is non-invasive and does not harm the frogs."
A third of the world's 5,700 amphibians face extinction through global warming.
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It is astonishing to me that with all of the available information, concerning global warming and its effects on our planet, that an entire city would not be concerned about energy conservation. Like I have pointed out previously, an energy savings contract, under former New Orleans Mayor, Marc Morial was looted. His confidant, Stan "Pampy" Barre, was the ringleader who because of his own personal greed decided to use the City's coffers as his own personal ATM machine. It is inconceivable to realize that a person would be so cold and calculating as to deny the citizens of New Orleans to reap those benefits of the energy savings contract.
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Wednesday, November 21, 2007
OPEC nations create clean tech fund
Members of OPEC announced today that they will contribute $750 million to a fund to study clean energy and technologies, according to Cleantech.com
The fund will put a particular emphasis on carbon capture and storage.
Saudi Arabia coughed up $300 million for the fund while Kuwait, Qatar, and the United Arab Emirates each pledged $150 million. Abu Dhabi, a member of the United Arab Emirates, already participates in a clean technology venture fund.
In a statement, OPEC (according to Cleantech.com) said it would "stress the importance of cleaner and more efficient petroleum technologies for the protection of the local, regional and global environment, and the importance of expediting the development of technologies that address climate change, such as carbon capture and storage."
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Tuesday, November 20, 2007
Downed Trees Called Warming Factor
As if Hurricane Katrina’s effect on life and property along the Gulf Coast were not bad enough, researchers at Tulane University and the University of New Hampshire now say the storm may contribute to global warming.
The researchers point to the estimated 320 million large trees that were killed or severely damaged by Katrina.
Jeffrey Chambers, an assistant professor of ecology and evolutionary biology at Tulane, says young, healthy forests are important in the battle against warming because they remove carbon — in the form of carbon dioxide, a greenhouse gas — from the atmosphere by photosynthesis.
Dead trees and downed wood, on the other hand, decompose and release carbon into the atmosphere.
“The carbon that will be released as these trees decompose is enough to cancel out an entire year’s worth of net gain by all U.S. forests. And this is only from a single storm,’’ Chambers, the lead author of an article detailing the team’s findings, said.
The article, “Hurricane Katrina’s Carbon Footprint on Gulf Coast Forests,’’ is published in the most recent issue of the journal Science.
As the Earth’s climate warms, evidence is mounting that hurricanes, tornados and frontal systems will gain in energy, producing more violent storms and stronger winds, Chambers said.
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Monday, November 19, 2007
Group Says 'Global Warming' could wipe out decades of progress
Climate change may cut rice and wheat yields in Asia and wipe out decades of social and economic progress, a report on the environment said.
``An increase of just 1 degree Celsius in night-time temperatures during the growing season will reduce Asian rice yields by 10 percent,'' according to environmental group Greenpeace, one of the contributors to the ``Up in Smoke'' report. ``Wheat production could by fall 32 percent by 2050.''
The report comes just before the 10 members of the Association of Southeast Asian Nations plus China, Japan, Korea, India, Australia and New Zealand will pledge to reduce the impact on global warming at their summit meeting in Singapore Nov. 21.
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Sunday, November 18, 2007
UN Climate Panel Reports Risk of Global Warming
The UN climate panel issued a landmark report on Saturday warning of severe consequences of global warming and urging governments to act to rein in greenhouse gas emissions.
The 26-page report, released in the Spanish city of Valencia by the Nobel Peace Prize-winning Intergovernmental Climate Change, said of the climate system is "unequivocal" and governments must take action to avoid warming catastrophic consequences.
Climate change is "evident from observations of increases in global average air and ocean temperatures, widespread melting of snow and ice, and rising global average sea level," the report noted.
The report, which will be the first point of reference for political negotiators meeting next month for talks aimed at finding out a successor to the Kyoto Protocol, attributed global warming mainly to greenhouse gas concentrations caused by human activities.
Signed in 1997, the Kyoto Protocol requires 36 industrial countries to significantly reduce their carbon emissions. It expires in 2012.
"Global total annual greenhouse gas emissions from human activities have risen by 70 percent since 1970," the report said.
It also said governments have a wide range of tools including higher taxes on emissions, regulations, tradeable permits and more investment in research.
UN Secretary-General Ban Ki-moon welcomed the report, saying the potential impact of global warming is "so severe and so sweeping that only urgent, global action will do."
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Saturday, November 17, 2007
Hurricanes Katrina and Rita added to Global Greenhouse Gas Buildup
New satellite imaging has revealed that Hurricanes Katrina and Rita produced the largest single forestry disaster on record in the nation -- an essentially unreported ecological catastrophe that killed or severely damaged about 320 million trees in Mississippi and Louisiana.
The die-off, caused initially by wind and later by weeks-long pooling of stagnant water, was so massive that researchers say it will add significantly to the global greenhouse gas buildup -- ultimately putting as much carbon from dying vegetation into the air as the rest of the nation's forests take out in a year of photosynthesis.
In addition, the downing of so many trees has opened vast and sometimes fragile tracts to several aggressive and fast-growing exotic species that are already squeezing out more environmentally productive native species.
Efforts to limit the damage have been handicapped by the ineffectiveness of a $504 million federal program to help Gulf Coast landowners replant and fight the invasive species. Congress appropriated the money in 2005 -- the year the hurricanes hit -- and added to it in 2007. But officials acknowledge that the program got off to a slow start and only about $70 million has been promised or dispensed so far. Local advocates said onerous bureaucratic hurdles and low compensation rates are major reasons why.
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Friday, November 16, 2007
Gore, Schwarzenegger to push Climate Forum
Former Vice President Al Gore and California Gov. Arnold Schwarzenegger will take part in a bipartisan presidential forum on energy and climate change next month in New Hampshire, shortly ahead of the state's first-in-the-nation primary.
Gore, who has been the target of several Democratic grass-roots efforts to persuade him to run for president, has said he has no plans to become a candidate, but hasn't firmly shut the door to a bid. Schwarzenegger, a Republican and native of Austria who is prohibited by the Constitution from becoming president, had previously signaled his intention to play a role in the 2008 contest by drawing attention to issues of special interest, including global warming.
A spokesman for Schwarzenegger confirmed the forum after Arizona Sen. John McCain, a GOP presidential candidate, mentioned it Thursday during a news conference in Sacramento, Calif.
Schwarzenegger spokesman Adam Mendelsohn says the forum is still being planned, but candidates from both major parties are expected to attend. Gore — who won the popular vote for president in 2000, but lost the electoral vote count through a Supreme Court decision — will handle the Democratic candidates at the forum, while Schwarzenegger will handle the Republicans.
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Thursday, November 15, 2007
Zoo Urges Bush to save Polar Bears
Brookfield Zoo's three polar bears are popular attractions -- massive beasts which, tossing toys and buckets into their exhibit pool, sometimes act like kids at the beach.
But, zoo president Stuart Strahl said Wednesday, "We do not want zoos to be the only place where people can see polar bears."
A report by government scientists is predicting that two-thirds of the world's 22,000 polar bears -- and all of those in Alaska -- will disappear by 2050, mostly due to arctic ice cap melting caused by global warming.
As Brookfield's bears frolicked behind them, Strahl and National Resources Defense Council official Andrew Wetzler urged the Bush administration to classify polar bears as a "threatened" species. That designation would require the government to develop a survival plan, including ways to address overall global warming and greenhouse gasses, said Wetzler.
Under legal pressure by the council and other environmental groups, the Interior Department has agreed to consider the designation and is expected to rule in January.
Brookfield's bears were born in captivity but wild polar bears this summer saw a record reduction in their sea ice habitat. Over the last 30 years, sea ice on the Arctic Ocean has shrunk by more than 1 million square miles, or about 17 times the size of Illinois, according to the NRDC.
"If we don't take action now, our generation, and our children's generation, will be the last generations to see polar bears in the wild,'' said Wetzler.
Some say that putting the bears under the Endangered Species Act would be premature. "The listing of a currently healthy species based entirely on highly speculative and uncertain climate and ice [forecasts] . . . would be unprecedented," Alaska Gov. Sarah Palin wrote in a letter to the Interior Department.
Alaska officials also say oil and gas operations, current conservation plans and bear hunting for food by native Alaskans also could be threatened under the proposed polar bear designation.
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Wednesday, November 14, 2007
UN Panel's Global Warming Report May Win U.S. Support
American officials are planning to back a new United Nations document that says governments and businesses will have to spend billions of dollars a year to reduce global warming and adapt to its effects.
The report will be discussed this week at a meeting of the United Nations Intergovernmental Panel on Climate Change, or IPCC, the group of scientists producing the most detailed study yet of global warming. The group's recommendation will guide talks in Bali, Indonesia next month of the UN body charged with writing a successor to the Kyoto Protocol, an international accord that set carbon gas emission limits for some countries.
By agreeing with the draft document, a copy of which was obtained by Bloomberg, the U.S. is indicating a need for faster action to slow climate change. As the largest emitter of gases blamed for global warming, the U.S. is seen by other nations as critical to the creation of a new worldwide response when the Kyoto agreement expires in 2012.
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Tuesday, November 13, 2007
The Left and Right Debate on Global Warming
For many years, the battle over what to think and do about human-caused climate change and fossil fuels has been waged mostly as a yelling match between the political and environmental left and the right.
The left says global warming is a real-time crisis requiring swift curbs on smokestack and tailpipe gases that trap heat, and that big oil, big coal and antiregulatory conservatives are trashing the planet.
The right says global warming is somewhere between a hoax and a minor irritant, and argues that liberals’ thirst for top-down regulations will drive American wealth to developing countries and turn off the fossil-fueled engine powering the economy.
Some books mirror the divide, like the recent “Field Notes from a Catastrophe,” built on a trio of articles in The New Yorker by Elizabeth Kolbert, and “The Politically Incorrect Guide to Global Warming” by Chris Horner, a lawyer for the Competitive Enterprise Institute. Ms. Kolbert sounds a strong warning call, and Mr. Horner’s book fits with the position of the institute, a libertarian and largely industry-backed group that strongly opposes limits on greenhouse gases.
But in three other recent books, there seems to be a bit of a warming trend between the two camps. Instead of bashing old foes, the authors, all influential voices in the climate debate with roots on the left or the right, tend to chide their own political brethren and urge a move to the pragmatic center on climate and energy.
All have received mixed reviews and generated heated Internet debate — perhaps because they do not bolster any one agenda in a world where energy and environmental policies are still forged mainly in the same way Doctor Dolittle’s two-headed pushmi-pullyu walked. (It didn’t move much.)
One such book comes from former House Speaker Newt Gingrich, one of the most polarizing forces in politics a decade ago.
In “A Contract With the Earth,” Mr. Gingrich, with his co-author Terry L. Maple (a professor of psychology at Georgia Tech and president of the Palm Beach Zoo), has written a manifesto challenging conservatives not just to grudgingly accept, but to embrace, the idea that a healthy environment is necessary for a healthy democracy and economy.
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Monday, November 12, 2007
Scientists trying to pinpoint Global Warming forecasts
Moving on from the risk of global warming, scientists are now looking for ways to pinpoint the areas set to be affected by climate change, to help countries plan everything from new crops to hydropower dams.
Billion-dollar investments, ranging from irrigation and flood defences to the site of wind farms or ski resorts, could hinge on assessments about how much drier, wetter, windier or warmer a particular area will become.
But scientists warn precision may never be possible. Climate is so chaotic and the variables so difficult to compute that even the best model will be far from perfect in estimating what the future holds.
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Sunday, November 11, 2007
Thousands of Australians rally on Climate Change
Tens of thousands of people rallied in protests around Australia on Sunday, calling on political parties to take stronger action over global warming.
The Walk Against Warming rallies, held in capital cities and about 50 country towns, aimed to draw attention to the issue of climate change in the final weeks of campaigning for the Nov. 24 general election.
Nature Conservation Council executive director Cate Faehrmann said early estimates were that up to 150,000 people had marched in protests around Australia.
She told reporters that protesters wanted the parties to show a stronger commitment to reducing greenhouse gas emissions, and said a near-term target of cutting emissions by 30 percent by 2020 was needed. The Labor opposition has set a 2050 emissions target.
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