A chemical signature recorded on the ear bones of Chinook salmon from Alaska’s Bristol Bay region could tell scientists and resource managers where they are born and how they spend their first year of life.
Trees with smoother bark are better at repelling attacks by mountain pine beetles, which have difficulty gripping the slippery surface, according to a new study by the University of Colorado Boulder. The findings, published online in the journal Functional Ecology, … Continue reading →
COLUMBIA, Mo. – The University of Missouri has Jesse Hall, Faurot Field, Memorial Union and the Columns. Now, MU has its own bug. An MU researcher has discovered a new insect on campus and given it a Mizzou name. Ben … Continue reading →
After a nearly 5,000-year vigil upon a Nevada mountaintop, an ancient tree now finds its home in the UA Laboratory of Tree-Ring Research. A member of the long-lived Bristlecone pine species, the tree called Prometheus is the oldest individual ever … Continue reading →
PASADENA, Calif. – A new analysis led by NASA’s Jet Propulsion Laboratory, Pasadena, Calif., has estimated how much the growth of plants worldwide is limited by the amount of nutrients available in their soil. The maps produced from the research … Continue reading →
Trees Face Rising Drought Stress and Mortality as Climate Warms LOS ALAMOS, N.M. — Combine the tree-ring growth record with historical information, climate records, and computer-model projections of future climate trends, and you get a grim picture for the future … Continue reading →
It’s morning, deep in the Amazon jungle. In the still air innumerable leaves glisten with moisture, and fog drifts through the trees. As the sun rises, clouds appear and float across the forest canopy … but where do they come … Continue reading →
Researchers at the Yale School of Forestry & Environmental Studies have discovered that diseased trees may be a significant cause of global warming. The university’s researchers tested the trees at the Yale Myers Forest near their campus in Connecticut and … Continue reading →