Los 800 【Exclusive × TUTORIAL】

: Climbers face extreme risks of High-Altitude Pulmonary Edema (HAPE) and Cerebral Edema (HACE). Weather : Temperatures can drop below , accompanied by hurricane-force winds. Historical Milestones

The increasing popularity of "Los 800" has led to significant environmental concerns:

: High-traffic routes on Everest have seen "traffic jams," leading to debates over permit limits and the experience levels required for such dangerous climbs. Los 800

Above 8,000 meters, the atmospheric pressure is about one-third of that at sea level. This region is known as the because there is insufficient oxygen for humans to survive for an extended period without supplemental tanks.

: Reinhold Messner was the first person to summit all fourteen peaks without supplemental oxygen, a feat completed in 1986. : Climbers face extreme risks of High-Altitude Pulmonary

All fourteen peaks are located in the ranges across Asia. Height (m) Mount Everest Nepal/China K2 Pakistan/China Kangchenjunga Nepal/India Lhotse Nepal/China Makalu Nepal/China Cho Oyu Nepal/China Dhaulagiri I Manaslu Nanga Parbat Annapurna I Gasherbrum I Pakistan/China Broad Peak Pakistan/China Gasherbrum II Pakistan/China Shishapangma The "Death Zone" Reality

: Maurice Herzog and Louis Lachenal became the first to summit an 8,000m peak, reaching the top of Annapurna I in 1950. Above 8,000 meters, the atmospheric pressure is about

: Expeditions often leave behind tents, oxygen canisters, and human waste, leading to cleanup initiatives like the Sagarmatha Next project.