A woman prepares food at the inauguration of tourist season at the Charquini glacier, as scientists and climbers battle over the future of the controversial lure for tourists, outside of El Alto, Bolivia, April 8, 2022.

A mountain guide in the Cholita climbers group attends the inauguration of tourist season at the Charquini glacier, as scientists and climbers battle over the future of the controversial lure for tourists, outside of El Alto, Bolivia, April 8, 2022.

A journalist attends the inauguration of tourist season at the Charquini glacier, as scientists and climbers battle over the future of the controversial lure for tourists, outside of El Alto, Bolivia, April 8, 2022.

Mountain guides in the Cholita climbers group attend the inauguration of tourist season at the Charquini glacier, as scientists and climbers battle over the future of the controversial lure for tourists, outside of El Alto, Bolivia, April 8, 2022.

An offering of a llama fetus is made to the Pachamama, or mother earth, during the inauguration of tourist season at the Charquini glacier, as scientists and climbers battle over the future of the controversial lure for tourists, outside of El Alto, Bolivia, April 8, 2022.

People butcher a llama at the inauguration of tourist season at the Charquini glacier, as scientists and climbers battle over the future of the controversial lure for tourists, outside of El Alto, Bolivia, April 8, 2022.

Mountain guides in the Cholita climbers group pass in front of a no trespassing sign during the inauguration of tourist season at the Charquini glacier, as scientists and climbers battle over the future of the controversial lure for tourists, outside of El Alto, Bolivia, April 8, 2022.

Mountain guides in the Cholita climbers group attend the inauguration of tourist season at the Charquini glacier, as scientists and climbers battle over the future of the controversial lure for tourists, outside of El Alto, Bolivia, April 8, 2022.

Government officials and others attend the inauguration of tourist season at the Charquini glacier, as scientists and climbers battle over the future of the controversial lure for tourists, outside of El Alto, Bolivia, April 8, 2022.

A mountain guide in the Cholita climbers group passes in front of a no trespassing sign during the inauguration of tourist season at the Charquini glacier, as scientists and climbers battle over the future of the controversial lure for tourists, outside of El Alto, Bolivia, April 8, 2022.

A stream of meltwater runs from the Charquini glacier, as scientists and climbers battle over the future of the controversial lure for tourists, outside of El Alto, Bolivia, April 8, 2022.

Meltwater pools at the Charquini glacier, as scientists and climbers battle over the future of the controversial lure for tourists, outside of El Alto, Bolivia, April 8, 2022.

A mountain guide in the Cholita climbers group attends the inauguration of tourist season at the Charquini glacier, as scientists and climbers battle over the future of the controversial lure for tourists, outside of El Alto, Bolivia, April 8, 2022.

Llamas walk near the Charquini glacier, as scientists and climbers battle over the future of the controversial lure for tourists, outside of El Alto, Bolivia, April 8, 2022.