Standing dead trees—or snags—shelter animals, store carbon, and cycle nutrients. A long-term monitoring study found that lopping off a tree’s top branches is a good way to turn it into a snag within about 20 years.
trees
Posted inResearch Spotlights
Measuring Methane Stemming from Tree Stems
Wetland tree stem emissions have emerged as a significant contributor to the global methane budget. A new study tracks how they vary by season, location, and hydrological conditions.
Posted inNews
Guatemala Is Reclaiming Overexploited Forests
Researchers, local communities, and authorities are tackling deforestation and forest degradation at the Maya Biosphere Reserve.
Posted inEditors' Highlights
Grow-Fast-Die-Young Strategy Increases Swiss Forest Biomass
Climate change and CO2 fertilization can increase both growth and mortality of trees. The net effect on forest biomass depends on that trade-off, which long-term studies in Switzerland reveal.
Posted inNews
A Strong Quake (or Two) Rattled Puget Sound 1,100 Years Ago
Tree rings hint that two neighboring faults ruptured within 6 months of each other and suggest that the maximum magnitude of quakes around Puget Sound could exceed previous estimates.
Posted inNews
South American Rainforests Are on the Brink of Becoming Carbon Sources
Plants’ ability to stock carbon ceased during the 2015–2016 El Niño, as temperatures skyrocketed and trees died.
Posted inNews
Établir une carte d’identité du bois pour freiner la déforestation illégale
Des chercheurs ont créé un nouvel outil d’analyse pour améliorer la traçabilité du bois qui pourrait permettre d’appliquer la législation de l’Union européenne visant à lutter contre la déforestation.
Posted inNews
Fingerprinting Wood to Curb Illegal Deforestation
Researchers developed a new forensic tool for tracing the origins of timber that could enable enforcement of antideforestation legislation in the European Union.
Posted inResearch Spotlights
Short-Lived Solutions for Tall Trees in Chile’s Megadrought
Some southern beeches in the Andes have plumbed deeper for moisture as the surface has dried up. But doing so may deplete resources and undermine the trees’ future health.
Posted inNews
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