DICE and the Carbon Budget for Ambitious Climate Targets

نویسندگان

چکیده

The Dynamic Integrated Climate-Economy (DICE) model is one of the most influential Assessment Models available. Its founder Professor William Nordhaus was recently awarded Sveriges Riksbank Prize in Economic Sciences Memory Alfred Nobel due to his pioneering work on economics climate change. In a recent paper American Journal: Policy, uses conclude that 2.5°C target almost out reach. this paper, we update DICE 2016 R2 with state-of-the-art models carbon cycle, heat uptake into oceans, and role non-CO2 forcers. We find allowable remaining budget (over period 2015–2100) meet be 2,360 GtCO2 whereas estimate obtained using about 460 GtCO2. Nordhaus's for hence five times lower than estimates made by our updated DICE. also compare results Intergovernmental Panel Climate Change (IPCC), line budgets presented IPCC SR 1.5. explain reasons behind difference between result propose an module warranted.

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ژورنال

عنوان ژورنال: Earth’s Future

سال: 2021

ISSN: ['2328-4277']

DOI: https://doi.org/10.1029/2021ef002041