Researchers are starting to explore the tools and systems we need to develop to cool down the planet.

This story was written by James Temple and narrated by Noa - newsoveraudio.com

Inside the world’s deepest and longest subsea road tunnel

Welcome to MIT Technology Review Narrated, the home for the very best of our journalism in audio. Each week we will share one of our most ambitious stories, from print and online, narrated for us by real voice actors. Expect big themes, thought-provoking topics, and sharp analysis, all backed by our trusted reporting.