From a Glaciers Perspective

Berg Lake on Aug. 30th after drainage in this Landsat image.

The Skykomish River in the North Cascades is partially glacier fed.

Jill Pelto: Field painting of new large bedrock exposures in the big icefall on Easton Glacier, Mt.

Petermann Glacier in Landsat images from July 21st and Aug. 13 2026.

Figure 1.

Lower Curtis Glacier terminus in 2025 with overall results of our work 1984-2025. 2026 Field Season: For the 43rd consecutive summer we are heading into the field to measure and communicate the impact of climate change on North Cascade glaciers.

Barnes Ice Cap having in Landsat image with well developed melt channels from crest to margin of ice cap.

Miles Glacier and Van Cleve glacier lake (VC) near its maximum size on June 19th and after drainage on July 9th in Sentinel images.

Hovgard Kystland Glacier in Sentinel image from July 4, 2026 with margin indicated by black dots.

Global alpine mass balance in 2024 as reported to the World Glacier Monitoring Service.

Snow line in Sentinel images from June 2026 at 2450 m on June 11 and at 2850 m on June 27th.

On June 1, 2026 the snowline is near the terminus of Argentiere Glacier at 2300 m, by June 24, 2026 the snowline has rise upglacier 3.3 km to 2700 m.