Earth's Oldest Trees in Climate-Induced Race up the Tree Line -- Bristlecone pine trees in the Great Basin are losing the game of leapfrog with the limber pine by Ann Filmer September 13, 2017 Climate change -
High-Severity Wildfires Complicate Natural Regeneration for California Conifers: New Tool Helps Foresters Prioritize Restoration Efforts by Ann Filmer December 21, 2016 Fire -