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Garnaut Climate Change Review issues first of 8 update papers in 2011; reaffirms decision-making framework and need for mitigation efforts

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As commissioned by the Australian Government in 2010, the Garnaut Climate Change Review, led by Professor Ross Garnaut, has issued the first of a series of papers scheduled for this month and next updating the 2008 Climate Change Review. —2008 Climate Change Review. Earlier post.)

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Scientists call for careful use of time scales, reference dates and statistical approaches in analyzing climate change trends to avoid distortion and hampering of response

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Interpolated surfaces showing the change in mean annual temperature across Alaska for three different time series: 1949?2009, 2009, 1949?1976, Red colors represent a temperature increase, blue indicates a decrease, and beige indicates no change. 2009, 1949? Mean annual temperature is changing throughout Alaska.

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Copenhagen Diagnosis Released, Detailing Accelerating Indicators of Climate Change In Last Three Years

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A team of 26 climate scientists from Australia, Austria, Canada, France, Germany, Switzerland, the United Kingdom, and the United States have published the “Copenhagen Diagnosis”, an interim synthesis report on developments in climate change science from mid-2006 to the present day. Click to enlarge. Atmosphere.

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Perspective: The Role of Offsets in Climate Change Legislation

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This article shows that including offsets in climate change legislation would likely make an emissions program more cost-effective by: (a) providing an incentive for non-regulated sources to generate emission reductions; and (b) expanding emission compliance opportunities for regulated entities. CREDIBILITY OF OFFSETS. 3) Measurement.

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Rapid Ecosystem Changes in Arctic Associated with Climate Change May Foreshadow Global Environment of the Future

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The rapid recent climate change in the Arctic has “ severely perturbed ” Arctic ecosystems and the trophic relationships that structure them, according to a paper published 11 September in the journal Science by an international team of 25 scientists. Heterogeneity as a buffer against climate change in the Arctic.

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US Interagency Group Identifies Research Needs to Study Climate Change and Human Health Impacts

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A report released by a US federal working group highlights 11 key categories of diseases and other health consequences that are occurring or will occur due to climate change. Climate change has direct impact on five aspects of the human environment (red lines, purple circles) that in turn impact additional environmental factors.

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UN Review of Recent Climate Research Concludes That Impacts Of Climate Change Coming Faster Than Anticipated

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Significant climate anomalies 2008/2009. Source: Climate Change Compendium. Since the 2007 IPCC report, wide-ranging surveys have shown changes to the seasonal behaviour and distribution of all well-studied marine, freshwater and terrestrial groups of plants and animals. Climate Change Science Compendium 2009.