Fig. 1: Geographical location and overall view of the L1–L8 glacial lakes in the Lhasa Valley Glacier No. 1. Glacier fed lakes (GFL) (L1–L5), non-glacier fed lakes (NGFL) (L6–L8).
From: Glacier-fed lakes produce lower methane fluxes than non-glacier-fed lakes on the Tibetan Plateau

A Elevation map showing the location of the study area on the Tibetan Plateau. B Distribution of the glacial lakes (L1–L8) in relation to Glacier No. 1 in the Lhasa Valley. C Field photographs of the glacial lakes, showing lake morphology and surrounding environmental features.