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Study: 2/3 of aviation climate impact due to emissions other than CO2

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of the human-made climate impact; two-thirds of this impact are caused by emissions other than CO 2 , according to a new study by researchers in Europe and the US. The study was published in the journal Atmospheric Environment. This new study is based on a thorough review of a decade of research on aviation emissions.

Climate 448
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GLBRC research review concludes cellulosic biofuels can benefit the environment if managed correctly

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Cellulosic biofuels could provide an environmentally sustainable way of meeting energy needs—but with a few important caveats, according to a new review of research by a team from the US Department of Energy-funded Great Lakes Bioenergy Research Center (GLBRC). Resources. Their paper is published in the journal Science.

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US DOI report highlights impacts of climate change on Western water resources

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Projected median temperature change in °F (of 112 climate projections) over the Western United States, 2070–2099 relative to 1950–1979. The report, which responds to requirements under the SECURE Water Act of 2009, details several increased risks to western United States water resources during the 21 st century. Source: DOI.

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PSI team develops web tool for consumers to compare environmental impact of passenger cars in detail

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The system will graph lifecycle impact for a range of specified powertrains, for a large number of impact categories: Climate change [kg CO 2 -eq.]. Depletion of fossil energy resources [kg oil-eq.]. Depletion of metal resources [kg iron-eq.]. Eutrophication of non-marine aquatic environments [kg N-eq.]. in review).

Mariner 435
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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. Post et al.

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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. Shifts in the hydrological cycle resulting in the disappearance of regional climates with related losses of ecosystems, species and the spread of drylands northwards and southwards away from the equator. Click to enlarge. Earlier post.). Earlier post.).

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WHO issues new, lower Global Air Quality Guidelines for classical pollutants

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New WHO has issued new Global Air Quality Guidelines (AQGs) that reduce levels of key air pollutants, some of which also contribute to climate change. They are applicable to both outdoor and indoor environments globally, and cover all settings. WHO global air quality guidelines. Particulate matter (PM 2.5

Pollution 435