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Climate impacts: now and future projections

Infographic: Climate Impacts

Climate impacts – assessing the global outlook of climate change 2015 marks an important milestone in the effort to combat climate change. It may seem like we’ve heard that refrain before, but with each passing year the reality of a changing climate becomes more apparent and immediate in the lives and livelihoods of millions of people, many of them the…

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New research show a complex and revealing picture of climate sensitivity

Video: New Research on Climate Sensitivity

Climate sensitivity is the degree to which global climate responds to a change in the amount of energy in the climate system. More specifically it is defined as the “equilibrium change in response to changes of the radiative forcing.” In terms of anthropogenic climate change, it indicates how much the climate will change in response to human factors affecting climate, such as…

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Understanding past climate and natural climate variability is the key to understanding current climate change

Video: Dr. Maureen Raymo – A Symphony in the Climate System

Dr. Maureen Raymo is a geologist and climate scientist at the Columbia University Lamont Doherty Earth Observatory. Dr. Raymo has spent her career studying natural climate variability. The first woman to receive the acclaimed Wollaston Award, she seeks to understand how and why climate changes naturally, on timescales of hundreds of millions of years to thousands of years. In this short…

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Heartland Institute’s Deniergate: A New Definition for Irony

The past few days haven’t been very pleasant for the faux think tank Heartland Institute. On Tuesday a source going by the name of “Heartland Insider” leaked several strategy documents and Heartland’s 2012 budget to the DeSmogBlog. A leading mouthpiece for climate denial and the fossil fuel industry, the right-wing lobbying group now finds itself at the mercy of their own tactics,…

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It's full speed ahead for Christian Figueres as she urges nations to expand the commitments to cut greenhouse gas emissions

Climate Talks Begin in Tianjin, China – Countdown to COP16

With less than two month before the start of the COP16 climate negotiations in Cancún, Mexico, the latest round of preparatory climate talks began today in Tianjin, China. Following is the opening press statement from UNFCCC Executive Secretary Christiana Figueres:

Geoengineering: Will Attempts to “Play God” Lead to Ruin or Salvation?

The controversial new book SuperFreakonomics has stirred vociferous and vehement responses, with many accusing authors Steven Levitt and Stephen Dubner of “getting it all wrong” in their chapter about global warming. In that chapter, Levitt and Dubner referenced the work of climatologist Ken Caldeira’s work studying the implications of geoengineering – large-scale, deliberate manipulation of Earth’s climate system – as a “solution” to…

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International Scientific Congress on Climate Change: Key Messages

The International Scientific Congress on Climate Change concluded this week in Copenhagen. Convened to assimilate the latest observations and research in climate change since the Intergovernmental Panel on Climate Change released their Fourth Assessment Report, the resulting findings and report will help prepare global negotiators meeting this December in Copenhagen for the COP15. The following excerpted statement was released at…

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