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Study Finds Stratospheric Water Vapor Is An Important Driver of Decadal Global Surface Climate Change

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Decadal warming rates arising from (i) greenhouse gases and aerosols alone (black); (ii) that obtained including the stratospheric water decline after 2000 (red); and (iii) including both the stratospheric water vapor decline after 2000 and the increase in the 1980s and 1990s (cyan). Stratospheric water vapor and radiative processes.

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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. Losses of tropical and temperate mountain glaciers affecting perhaps 20-25% of the human population in terms of drinking water, irrigation and hydro-power. Click to enlarge. Earlier post.). Earlier post.).

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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. Assuming the offset is legitimate—i.e.,

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Cutting Non-CO2 Pollutants Can Delay Abrupt Climate Change; The Fast Action Climate Agenda

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Probability distribution for the committed warming by GHGs between 1750 and 2005. The Montreal Protocol has already delayed climate change by seven to 12 years, and put the ozone layer on the path to recovery later this century. The Montreal Protocol is critical for avoiding abrupt climate change. Climate policy.

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US and China jointly announce GHG reduction targets; US to cut net GHG 26-28% by 2025, China to peak CO2 by ~2030

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US President Barack Obama said the US will cut net greenhouse gas emissions in the US by 26-28% below 2005 levels by 2025. per year on average during the 2005-2020 period to 2.3-2.8% launching a new track on the interaction of energy and water (the energy/water ‘nexus’). per year on average between 2020 and 2025.

China 300
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KPMG study identifies 10 sustainability “megaforces” with accelerating impacts on business; imperative of sustainability changing the automotive business radically

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KPMG developed 3 nexuses linked by climate change to represent the challenges of sustainable growth. The 10 global sustainability megaforces that may impact business over the next two decades are: Climate Change: This may be the one global megaforce that directly impacts all others. Source: KPMG. Click to enlarge.

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Etihad Airways flies first flight using fuel made in the UAE from plants grown in saltwater

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—Dr Thani bin Ahmed Al Zeyoudi, Minister of Climate Change and Environment. Sustainable aviation fuel (SAF) represents a significant opportunity to help aviation meet its goals to cap the growth of carbon emissions by 2020 and cut levels to half of what they were in 2005 by 2050.

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