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Study: 99.999% Certainty That Humans Cause Global Warming

Philip Kokic, Mark Howden  and Steven Crimp of  CSIRO, Australia’s National Science Agency, say there is less than a 1 in 100,000 chance that global warming over the last 60 years could have been as high without human involvement. Published in the journal Climate Risk Management today, our research is the first to quantify the probability of historical [...]

President Obama is seeking an accord with other nations to cut fossil fuel emissions without Congress. In preparation for this agreement, to be signed at a United Nations summit meeting in 2015 in Paris, the negotiators are meeting with diplomats from other countries to broker a deal to commit some of the world’s largest economies [...]

When he was running for Senate from Massachusetts, Scott Brown said I absolutely believe that climate change is real.”  Now, running in New Hampshire, he answered “No,” when asked if that’s what he believes. Brown and the other candidates in the Republican primary for U.S. Senate in New Hampshire were asked on Saturday “do you believe that [...]

“I think it’s important for forecasters and the public to know this…”

California Governor Jerry Brown believes more Mexicans will come to the United States because of climate change. Brown spoke during a trip to Mexico City. The governor…called for increased investment in Latin America, saying the migrant crisis is the result of festering problems there. “It ought to be a wake-up call . . . that [...]

Not that this will convince the deniers, but… The globe is on a hot streak, setting a heat record in June. That’s after the world broke a record in May. The National Oceanic and Atmospheric Administration announced Monday that last month’s average global temperature was 61.2 degrees, which is 1.3 degrees higher than the 20th [...]

Dealing with climate change will cost us a great deal.  This is the source of much of the argument over climate policy.  However, the cost of doing nothing is probably immeasurably higher as described by Mark Schapiro. The Environmental Protection Agency has an estimated price for the effects of greenhouse gases: It’s called the “social [...]

I thought America was way behind the times on the science of climate change, given the positions of fact-free Republicans who populate our House of Representatives. Our northern neighbor, Canada, is surprisingly anti-environmentalist, considering they are socially more progressive than the U.S. with their single payer health care. Canadian PM Harper, who is as committed to proliferating the production of [...]

Miami Underwater?

While developing countries have been experiencing the consequences of climate change for a while, the United States is only beginning to feel its effects. One area that is likely to be among the most affected is Miami: Miami and its surroundings are facing a calamity worthy of the Old Testament. It is an astonishing story. [...]

A military guy who was once a skeptic has changes his ways, largely because something got in the way of his previous position: facts. Writing in the Pittsburgh Post-Gazette in a recent Op-Ed, Rear Adm. David Titley (Ret.) — who was initially a climate skeptic — worked on a Navy task force to study the [...]

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