21. The intense heat also caused billions of dollars in damage, withering crops, sparking wildfires, decimating livestock and melting Alpine glaciers . 22. It contains the greatest concentration of active alpine glaciers in the conterminous United States and has a variety of climatic zones. 23. Muir was one of the first to theorize that the major landforms in Yosemite Valley were created by large alpine glaciers . 24. Because of its relatively low elevation, the Blaueis has been particularly affected by glacial retreat which is common amongst Alpine glaciers . 25. The naked man up there, being examined like something on a microscope slide, represents a corpse exhumed from an Alpine glacier . 26. That's pretty zippy for an alpine glacier , said Guy Adema, the National Park Service's glaciologist at Denali National Park and Preserve. 27. These climatic zones range from alpine glaciers and peaks in the high, southern sections, to steppe grasslands in the northern reaches. 28. Rescue workers combing an alpine glacier found the body of a Czech skier who had been missing since midweek, authorities said Sunday. 29. While alpine glaciers are a defining feature of the Cascade Range as a whole, this is especially true of the North Cascades. 30. Two people were injured Saturday when a light aircraft taking off from an Alpine glacier collided with one coming in to land.