9/1/2023 0 Comments Pacific poker![]() ![]() ![]() The growing season is short (100 days or less).Īnnual precipitation in interior Alaska is 250 to 500 mm. Daily maximum temperatures occasionally reach 35 to 37 ☌ in June and July, often with only modest night cooling because of the persisting daylight. Periods of extreme cold in the vicinity of -40 to -45 ☌ can occur at any time from late November through February. July temperatures average 16.3 ☌, whereas in January the average is -23.5 ☌. Mean annual temperatures in the Tanana Valley area average between -2 and -5 ☌. ![]() The climate in interior Alaska is strongly continental, with cold winters and warm, relatively dry summers it is characterized by drastic seasonal fluctuation in day length (> 21 hours on June 21 and < 3 hours on December 21). Bonanza Creek was declared a Long-Term Ecological Research (LTER) site by the National Science Foundation in 1987. It is leased to the USDA Forest Service’s Pacific Northwest Research Station for the exclusive purpose of conducting research in forestry. Bonanza Creek lies within the Tanana Valley State Forest, a unit managed by the Alaska Division of Forestry. In 1969, the forest was enlarged to 5,053 ha to include representative flood-plain forests along the Tanana River. Bonanza Creek, located about 20 km southwest of Fairbanks, Alaska, was established in 1963 with about 3,360 ha of upland, interior Alaska boreal forest. Both are on Alaska state land, with Forest Service and university research activities conducted under a long-term lease and cooperative agreement, respectively. The Bonanza Creek Experimental Forest and Caribou-Poker Creeks Research Watershed are the only designated forest research facilities in the true boreal forest zone of the United States. ![]()
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