The Download: climate tech companies to watch and AI's discovery problem

The Download: climate tech companies to watch and AI's discovery problem Plus: OpenAI has scrapped a new AI model over safety concerns. With the planet nearing 1.5 C of warming, climate policies being unraveled, and Big Tech backpedaling on its climate ambitions, it can be tempting to give in to climate doom and defeatism. But despite the headwinds, the world has still made incredible progress. That's why publishes its annual list of Climate Tech Companies to Watch . Once a year, we compile a list of 10 companies that we believe have done the most, or have the best chance, to make a real dent in emissions or improve public safety and health. We've now finalized our 2026 list and will publish it on October 6.