The waste management is pretty good at Base Camp, once you reach the higher camps, it quickly degrades. The worst ones being the 3rd and 4th camps.

​

This one represent the hardest challenge, not only in physical terms, but in planning.

A lot of things must be taken into account and discussed with the local managers of the expedition prior the ascent. Whereas it is regarding the waste management (human or equipement) of the expedition itself, but also regarding the summit equipement like the fixed ropes and anchors after the climbing season…