Saving Wildlife from Mass Extinction due to Global Warming

5 IPCC Emission Scenarios - in Concentration (ppm) and Emissions (Gigaton carbon/yr)- 2000-2100.

(Image - 019)  It has already borne out that even the worst case scenario is a gross underestimate (e.g. Arctic ice melt and Amazon desertification, both of which may have crossed the tipping point).  We could be at the crux of abrupt change.

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