Earth Talk | A new Ice Age?

Dear EarthTalk: It has been said that global warming will bring a new ice age. Is this true or only fiction?
|- Nitisha Jain, Delhi, India

While no one can be sure what and how severe the effects of global warming will be, it is entirely possible that one outcome of our profligate use of fossil fuels could be an ice age. The theory goes that a warming-induced influx of cold, fresh water into the North Atlantic from melting polar ice caps and glaciers could shut down the Gulf Stream, an underwater channel of warm ocean water that winds its way north from the Caribbean and moderates temperatures in the northeastern U.S. and Western Europe. Read more

Earth Talk | China and global warming

Dear EarthTalk: Has China been making any progress reducing its output of global warming gases, and/or in tackling other environmental problems?
–Bill W., Saugus, Mass.

Decades of rapid-fire development and lack of government oversight has meant that China now faces some serious environmental challenges. According to research by the Netherlands Environmental Assessment Agency, China surpassed the United States as the world’s leading emitter of greenhouse gases in 2006—and hasn’t looked back. (While the Chinese emit some eight percent more carbon dioxide than their American counterparts, the U.S. still leads the world in greenhouse gas emissions per capita, due to its significantly smaller population size and higher standard of living.) Read more

Group thanks members of Congress for vote on climate bill

American Values Network has launched a local pastor thank-you campaign thanking Members of Congress who voted in favor of the House climate bill. The campaign is a continuation of American Value Network’s half a million-dollar media campaign built upon faith and military leaders coming together to highlight the moral and national security implications of climate change. Read more

Earth Talk | Population and warming

Dear EarthTalk: To what extent does human population growth impact global warming, and what can be done about it?
- Larry LeDoux, Honolulu, Hawaii

No doubt human population growth is a major contributor to global warming, given that humans use fossil fuels to power their increasingly mechanized lifestyles. More people means more demand for oil, gas, coal and other fuels mined or drilled from below the Earth’s surface that, when burned, spew enough carbon dioxide (CO2) into the atmosphere to trap warm air inside like a greenhouse. Read more

Edward R. Long | Global warming – man, or nature?

Both the new president and both sides of the aisle in the new Congress have been politically convinced, or see an opportunity for a government power play, that man’s carbon-dioxide emissions are the cause of global warming. But is man really responsible? More than 30,000 American scientists and engineers do not think man is the cause. More and more leaders in England and other parts of the English-speaking world are beginning to think not. The new head of the European Union is in doubt. Read more

Today’s Winner | Global warming makes a comeback

It was in the 50s here in the Valley today. Which must be proof that global warming is making a comeback. Since that snowstorm a couple of weeks ago in Las Vegas was proof that global warming is a hoax.

Cap-and-Trade: The debate matters

Op-Ed by Al Weed

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The Senate debate on the Lieberman-Warner bill to reduce carbon emissions was the first serious national recognition of the challenge of climate change. Al Gore’s Nobel Prize notwithstanding, until an effort to change our energy culture through public policy is made, the U.S. is not even in the game. It is a sad statement on the readiness of our political leadership that the debate so quickly collapsed. Read more