Members of China’s Peak Mission expedition pose for a group photo after summiting Mount Everest, 8,830 meters (28,970 feet) above sea level, at 10:58 a.m. Tuesday. Photo: CCTV

A member of the expedition upgrades a weather station installed at the summit in 2022. Photo: Screenshot from CCTV

Members of the scientific expedition climb Everest on Tuesday morning. Photo: Xinhua

The summit team consisted of 11 people, who set off from their camp at 8,300 meters above sea level at 3:03 a.m. Tuesday. Photo: Screenshot from CCTV

Team members trek the final leg of the journey. Bianba Dunzhu led the team to the peak. Three other members waited at two other camps at altitudes of 8,200 meters and 7,790 meters above sea level. Photo: VCG

The team walks through a valley in the Himalayan mountains. Photo: VCG

Zhaxi Pingcuo, captain of the climbing team, stayed at a camp at 6,500 meters due to physical issues. Photo: VCG

This year’s scientific expedition is studying issues including how global warming affects the mountain’s environment and the interactions between environmental changes and westerly winds and monsoons. Photo: VCG

Researchers measure the speed of the Rongbuk River’s flow on Monday. More than 170 researchers are participating in this year’s expedition. Photo: Xinhua