TED: The actual cost of preventing climate breakdown | Yuval Noah Harari

The video discusses the urgent need to prevent catastrophic climate change by increasing global investment in clean technologies and infrastructure by 2% of GDP. It highlights the feasibility of this investment, the potential economic benefits, and the importance of political action. The video also critiques current spending patterns, such as subsidies for fossil fuels and tax evasion, and calls for a reallocation of resources to address the ecological crisis.

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