<p>There is hope in solar power. As the UN meets, we are urging leaders to pursue a clear goal: clean energy for all by 2030</p><ul><li><p><a href="https://theguardian.com/commentisfree/2026/sep/23/solar-power-bernie-sanders-yeb-sano-letter">Our message to global leaders: we need solar power everywhere by the decade’s end</a></p></li></ul><p>As climate experts from around the world gather in New York for their annual week of talking through the world’s deepest dilemma, the vibes are mostly bad.<