论文标题

EMIAM V1.0:使用边际减排成本曲线进行集成评估模型的模拟器

emIAM v1.0: an emulator for Integrated Assessment Models using marginal abatement cost curves

论文作者

Xiong, Weiwei, Tanaka, Katsumasa, Ciais, Philippe, Johansson, Daniel J. A., Lehtveer, Mariliis

论文摘要

我们根据边际减排成本(MAC)曲线方法开发了用于综合评估模型(EMIAM)的模拟器。在参与方案探索器和GET模型中,使用IAM的输出,我们得出了大量的Mac曲线:十个IAMS;全球和11个地区;三个气体二氧化碳,CH4和N2O;可用缓解技术的八个投资组合;和两个排放来源。我们通过将EMIAM与简单的气候模型ACC2耦合来测试EMIAM的性能。我们发现,优化的气候经济模型EMIAM-ACC2充分再现了大多数原始IAM排放结果,在相似条件下,可以系统地探索具有较小计算资源的IAM。 Emiam可以扩展简单气候模型的能力,作为计算直接与温度目标相关的具有成本效益的途径的工具。

We developed an emulator for Integrated Assessment Models (emIAM) based on a marginal abatement cost (MAC) curve approach. Using the output of IAMs in the ENGAGE Scenario Explorer and the GET model, we derived a large set of MAC curves: ten IAMs; global and eleven regions; three gases CO2, CH4, and N2O; eight portfolios of available mitigation technologies; and two emission sources. We tested the performance of emIAM by coupling it with a simple climate model ACC2. We found that the optimizing climate-economy model emIAM-ACC2 adequately reproduced a majority of original IAM emission outcomes under similar conditions, allowing systematic explorations of IAMs with small computational resources. emIAM can expand the capability of simple climate models as a tool to calculate cost-effective pathways linked directly to a temperature target.

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