News tagged with bristlecone pines
Tree rings document ancient Western megadrought
Researchers say they have found new evidence of prolonged drought in parts of the West, suggesting megadroughts are not the rarity Westerners would like them to be.
Space & Earth / Earth Sciences
Nov 21, 2011 |
5 / 5 (2) |
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Ancient high-altitude trees grow faster as temperatures rise
PIC=32536:left]Increasing temperatures at high altitudes are fueling the post-1950 growth spurt seen in bristlecone pines, the world's oldest trees, according to new research.
Space & Earth / Earth Sciences
Nov 16, 2009 |
4 / 5 (12) |
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Search results for bristlecone pines
Scientists find evidence of Roman period megadrought
A new study at the UA's Laboratory of Tree-Ring Research has revealed a previously unknown multi-decade drought period in the second century A.D. The findings give evidence that extended periods of aridity ...
Space & Earth / Earth Sciences
Nov 04, 2011 |
3.7 / 5 (11) |
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Fog has declined in past century along California's redwood coast
California's coastal fog has decreased significantly over the past 100 years, potentially endangering coast redwood trees dependent on cool, humid summers, according to a new study by University of California, Berkeley, scientists.
Space & Earth / Earth Sciences
Feb 15, 2010 |
3.1 / 5 (7) |
3
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Why Christmas trees are not extinct
Conifers such as Christmas trees suffer a severe plumbing problem. The "pipes" that carry water through firs, pines and other conifers are 10 times shorter than those in flowering trees. But a University of ...
Dec 22, 2005 |
3.8 / 5 (6) |
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List of search results for bristlecone pines
