News Life Trees are failing to adapt to climate change. Losing fungi partners may be why Certain fungi give trees nutrients and water, but heat and drought put both at risk For trees and fungi that rely on one another to survive, moving into new suitable habitats as climate change progresses is a particularly complicated process. Michael Rucker/500px, Getty Images Share this:EmailFacebookTwitterPinterestPocketRedditPrint By Rebecca Dzombak December 4, 2024 at 10:00 am More than one-third of the world’s tree species, from tropical magnolias to mountainous pines, are at risk of extinction.