As countries grapple with how to limit global warming to just 1.5 degrees Celsius and avoid the most extreme climate disasters, numerous companies at this year’s CES tech show in Las Vegas hope to be part of the solution.

The Biden administration has issued its first clean energy loan guarantee, reviving an Obama-era program that disbursed billions of dollars in guarantees to help launch the country’s first utility-scale wind and solar farms a decade ago but has largely gone dormant in recent years.