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

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Current emissions of anthropogenic greenhouse gases (GHGs) have already committed the planet to an increase in average surface temperature by the end of the century that may be above the critical threshold for tipping elements of the climate system into abrupt change with potentially irreversible and unmanageable consequences, the authors write. “We

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US Climate Action Report to UN Projects 4% Growth in Total US GHG Emissions to 2020

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From 2005 through 2020, total US greenhouse gas (GHG) emissions are projected to rise by 4% under a “with measures” scenario (but without a cap-and-trade program and other complementary policies), from 7,109 Tg CO 2 Eq. The report projects that transportation-related CO 2 emissions will drop 1.5% US Fifth Climate Action Report.

Climate 199
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Indo-US task force to study HFC phase-down

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HFCs are chemicals are potential substitutes for ozone-depleting and climate-warming CFCs and HCFCs currently being phased out under the Montreal Protocol treaty to protect the ozone layer. —Durwood Zaelke, President of the Institute for Governance & Sustainable Development.

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US greenhouse gas emissions expected to grow until 2020

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It seems the US is still a long way from gaining a stranglehold on its increasing greenhouse gas emission output with new predictions suggesting total emissions will expand by four per cent from 2005 to 2020. According to the fifth National Communication on US climate change actions submitted by the US Department of State to the [.].

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New international Climate and Clean Air Coalition to focus on reduction of short-lived climate pollutants

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Global benefits from full implementation of measures for reduction of short-lived climate pollutants in 2030 compared to the reference scenario. The climate change benefit is estimated for a given year (2050) and human health and crop benefits are. for 2030 and beyond. Source: UNEP. Click to enlarge. Earlier post.).

Climate 210
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Study: Hydrofluorocarbons Will Contribute Significantly to Global Warming by 2050

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Global ozone-depleting substances (ODSs) and HFC emissions (A), global CO 2 and HFC emissions (B), and ODS, HFC, and CO 2 global RF (C) for the period 2000–2050. basis) of projected global CO 2 emissions in business-as-usual scenarios by 2050. Velders et al. 2009) Click to enlarge. Velders et al.

Global 150
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North American Countries Target “Super” Greenhouse Gases Through Strengthened Ozone Treaty

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If accepted by the other Montreal Protocol Parties, the proposal would deliver climate mitigation equivalent to preventing more than 100 billion tonnes of CO 2 emissions. The Federated States of Micronesia submitted a similar proposal on HFCs as well. C, says IGSD. Durwood Zaelke. Durwood Zaelke. Mario Molina, Durwood Zaelke, K.

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