The people getting job in Everest region to collecting the Yak droppings (dung). In one day they get 500 rupees salary with accommodation and food. One day they can collect two baskets in July and August. First the collect in basket than they make pie and stick in stone and meadow.
You’re planning to visit Everest region trekking you can enjoyed the warm heater in dining hall. I think you may like to give thanks for hard job who is run to mountains to collect the yak dung.