In the village of Phortse, just across the valley from Khumbi Yulha, almost every man of working age is in the mountaineering industry.
A Sherpa porter carries tourist's bags to Tengboche. Porters are poorly paid, but the only work for many young men.
Ang Phuti, left, and her husband Ang Dawa are one of the oldest couples in Phortse.
Karma Chhering carries his prayer beads with him as he tends to his yak herd. He is the oldest man in Phortse, and is heavily spiritual.
Yaks make their way back into Phortse from the fields at sunset. Yaks are integral to Sherpa life in Phortse.
Sonam Sherpa makes Omeecha (milk tea) for the ladies tending his family's fields. The village tends fields as a group.
A basket of potatoes sits on the edge of a field in Phortse. Potatoes are the only crop capable of growing in the harsh conditions.
Pasang, left, and Tashi till in one of Tashi's fields in Phortse.
Karma Chhering is the oldest man in the village, but still walks up the steep hills every morning to put his yaks to pasture.
A Sherpa woman works on levelling the dirt and burying any uncovered potatoes as the evening fog rolls into Phortse.
Fifth graders study for finals in Phortse. If families can afford it, this year's graduates will be send to Khumjung or Kathmandu to continue school.
Pemba Sherpa smiles as she learns to play duck-duck-goose in Phortse.
Pasang poses for a portrait as she fills a jug of water at the spout in Phortse. Most houses don't have running water and rely on the river.
A construction worker saws a log into strips for use in the new Khumbu Climbing School in Phortse.
Thamserku at night