When climbing enthusiasts take a stab at the highest mountain in the world, thinking about their bodily waste is probably low on their list of priorities.
This season, porters working on Everest schlepped 28,000 pounds of human waste — the equivalent weight of two fully-grown elephants -- from base camp down to a nearby dumping site, according to the Sagarmatha Pollution Control Committee (SPCC), a local NGO tasked with cleaning up Everest.
By Katy Scott, CNN.