Mina Guli is running 200 marathons in a year to raise awareness about water; Lewis Pugh swam across the Red Sea for climate change action. Meet the campaigners pushing their bodies to the limit in the hope of changing the world.   Guests: Mina Guli:  Lewis Pugh:  Hear a previous Radio Davos with him:  Also mentioned: Related episodes: Matt Damon talks to Radio Davos about his work on water: The World Economic Forum’s UpLiink platform is looking for innovative solutions on freshwater: Check out all our podcasts on : Join the