Sierra Nevada Trees Are Moving To Higher Elevations Due To Warmer Temperatures According to the California Department of Fish and Wildlife, the tree lines are getting higher on some Sierra Nevada Peaks. Some tree species in the high Sierra Nevada forests, including mountain hemlock, red fir and western white pine, are shifting toward higher elevations that provide a cooler environment. Warmer weather in California over the past five years, along with a […] Industry News Chris Wallner | June 9, 2016 1 Comment