Cloud storage centers suck up a lot of energy. But when Microsoft tried putting data centers underwater a couple of years ago, it found the strategy greatly reduced energy use and improved performance. Now a U.S. startup called Subsea Cloud is pushing forward with similar plans. How much could underwater data centers do to alleviate emissions from our cloud usage? And what are the hurdles to getting there? Zoe Thomas hosts the first in Tech News Briefing’s four-part series on emerging climate technologies. Learn more about your ad choices. Visit megaphone.fm/adchoices