“THE trail we were on is at the treeline, 8 or 9 thousand feet. Most of the time it’s buried under 6 to 10 feet of snow, so not too many people get up their until late spring or early summer… First people in are rangers who maintain the trail by removing tree falls or routing around avalanches.”
So began a recent email from James Mayeau telling me about a hike up to Round Top Lake with Larry Fields. They were returning to get some photographs of the White Bark Pine Trees… remember Mr Fields told us about them in the Sierra Nevada Range of California along with that lesson on climate change?
Anyway following is the official account from Mr Mayeau:
“GUIDED by an experienced hiker with an encyclopaedic familiarity of the trails of the central Sierra Nevada, we made the assent to the headwater of the American River. [Read more…] about White Bark Pine Trees (Part 2): A Note from James Mayeau

Jennifer Marohasy BSc PhD has worked in industry and government. She is currently researching a novel technique for long-range weather forecasting funded by the B. Macfie Family Foundation.