COP30 has kicked off as global co-operation stagnates amid geopolitical tensions. Photo: AP PHOTO

Brazil is hosting three weeks of events linked to the COP30 climate summit, hoping to showcase a world still determined to tackle global warming.

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That may be tough in a year marked by economic upheaval and cancelled US commitments.

Business leaders meeting in Sao Paulo are pushing for stronger policies for financing the energy transition, with an open letter on Monday asking governments "urgently" for incentives to adopt renewable energy in lieu of fossil fuels.

Business leaders want

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