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

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Noting the references in scientific and policy literature to the need for fast-action mitigation to help avoid DAI and abrupt climate changes, the authors define “fast-action” to include regulatory measures that can begin within 2–3 years, be substantially implemented in 5–10 years, and produce a climate response within decades.

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Hadley Centre: Average 4 C Warming Could Happen Within a Human Lifetime, With Even Greater Warming in Many Regions

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The conference, attended by 130 international scientists and policy specialists, is the first to consider the global consequences of climate change beyond 2 degrees Celsius (3.6 °F). 4 degrees of warming averaged over the globe translates into even greater warming in many regions, along with major changes in rainfall.