Technology giants are partnering with geothermal start-ups as they seek to power their energy-intensive data centers with clean but reliable power sources. Several deals have been struck over the past year as Big Tech is looking to boast low-emission profiles of its energy use. The other 24/7 low-carbon energy comes from nuclear power generation, and deals have been made in that space, too. Earlier this year, Constellation Energy, the biggest owner of U.S. nuclear power plants, signed its largest-ever power purchase agreement with Microsoft, which…
