Findings

• The most ambitious response to climate change is the most advantageous policy in human, economic and environmental terms.
• The human toll of inaction could exceed 100 million deaths between now and 2030 alone.
• Climate action is good value, but the cost of adapting to climate change has likely been underestimated.
• Climate injustice is extreme.
• Climate inaction compromises global development and poverty reduction efforts.
• International climate finance: A clear default on Copenhagen/Cancun commitments.
• Nobody is spared the global climate crisis.
• Outdated estimates of the negative externalities of climate inaction guide today’s regulatory decisions

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