Persistence at the Tree Line: Old Trees as Opportunists

• Published in: ARCTIC
• Main Authors: Trant, Andrew J., Jameson, Ryan G., Hermanutz, Luise
• Format: Article in Journal/Newspaper
• Language: English
• Published: The Arctic Institute of North America 2011
• Subjects: persistence; krummholz; dendrochronology; tree line; forest-tundra ecotone; Mealy Mountains; Labrador; climate change; black spruce; Picea mariana; persistance; dendrochronologie; limite forestière; écotone de toundra forestière; montagnes Mealy; changement climatique; épinette noire; Noire; Arctic; toundra; Tundra
• Online Access: https://journalhosting.ucalgary.ca/index.php/arctic/article/view/67173

While old trees have long been of interest, their significant role in responding to climate change at northern tree lines has been overlooked. Long-lived black spruces at the tree line in Labrador show a radial growth response that is synchronous with recent climate warming. The ability of individua...