Cottonwood and Balsam Poplar - Geophysical Institute
2024年11月15日 · The Klukwan giant holds the national record for black cottonwood diameter. Its nearest rival, a tree near Salem, Oregon, does hold the national height record. The Klukwan …
Northern Tree Habitats - Geophysical Institute
2024年11月15日 · However, after seven growing seasons in Fairbanks, trees from the most northern homelands of the Dezadeash, Carmacks and Mayo areas of the Yukon are among …
Feltleaf willows: Alaska’s most abundant tree
2023年5月25日 · The range of the feltleaf willow, probably the most numerous tree in Alaska. From Alaska Trees and Shrubs by Les Viereck and Elbert L. Little, Jr.
More on Why Tree Trunks Spiral - Geophysical Institute
2024年11月7日 · Granted, not all trees exhibit the same twist, but the majority of them do. The phenomenon can be likened to the claim that water will always spiral out of a drain in a …
Tropical Fossils in Alaska - Geophysical Institute
2024年11月15日 · Paleobotanist Jack A. Wolfe of the United States Geological Survey at Menlo Park, California, has found a number of tropical rain forest fossils along the eastern Gulf of …
The Kodiak Treeline - Geophysical Institute
2024年11月7日 · Spruce trees planted on the islands by the Russians in 1805 are doing just fine and reseeding themselves naturally, although the total tree population hardly amounts to a …
Tree line changes on the Kenai Peninsula | Geophysical Institute
2008年2月6日 · The changes in Kenai Peninsula trees might be due to the milder weather the peninsula, along with most of Alaska, has experienced since about 1977, when ocean-surface …
Fast-Growing Trees - Geophysical Institute
2024年11月7日 · Gregory and Wilson found that trees in both areas formed the same number of tracheids but that the white spruce in Alaska produced most of these cells in about one-half as …
Trees as Earthquake Fault Indicators - Geophysical Institute
2024年11月7日 · Trees along faults often are killed by drowning because the faults tend to collect normal drainage water. In some instances, there are widespread tree kills caused by general …
The majesty and mystery of Alaska yellow cedar
2021年7月23日 · These trees, which can live longer than 1,000 years, grow on the rainy coast from the Oregon/California border through British Columbia and as far north as Prince William …
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