The Independent Follow Climbers are melting Everest’s glacier with their urine, study warns Climbers and guides drink large volumes of water at altitude to avoid dehydration, and collectively produce more than 6,000 litres of urine a day https://www.independent.co.uk/climate-change/news/mount-everest-glacier-melting-human-urine-b3043991.html independent.co.uk
