Today (November 6, 2025), in the Brazilian Amazon, the Belém Summit opens ahead of the 30th United Nations Climate Change Conference (COP30) . World leaders convened here in the days leading up to the COP so that we can all commit to acting with the urgency that the climate crisis demands.

If we fail to move beyond speeches into real action, our societies will lose faith not only in the COPs but also in multilateralism and international politics more broadly. That is why I have summoned leaders to the Amazon: to make this the COP of Truth; the moment we demonstrate the seriousness of our shared commitment to the planet.

Humanity has shown its ability to overcome great challenges when it acts together and guided by science. We protected the ozone layer. The global response to the COVID-

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