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Gelisols are found chiefly in Siberia, Alaska and Canada. Smaller areas are found in the Andes (mainly near the intersection between Chile, Bolivia and Argentina), Tibet, northern Scandinavia and the ice-free parts of Greenland and Antarctica. Fossil Gelisols are known from as far back as Precambrian ice ages 900 million years ago.
Cryoturbation occurs to varying degrees in most gelisols. The cause of cryoturbation lies in the way in which the repeated freezing of the soil during autumn causes the formation of ice wedges at the most easily erodible parts of the parent rock .
The largest extent of Gleysols is in northern Russia, Siberia, Canada, Alaska, China and Bangladesh. An estimated 200 million hectares of gleysols are found in the tropics, mainly in the Amazon region, equatorial Africa, and the coastal swamps of Southeast Asia. A stagnohumic gleysoil in a forest plantation in Mid-Wales, United Kingdom.
Autumn in Eagle River AK. Average daytime summer temperatures range from approximately 55 to 78 °F (12.8 to 25.6 °C); [4] average daytime winter temperatures are about 5 to 30 °F (−15.0 to −1.1 °C). [4] Anchorage has a frost-free growing season that averages slightly over one hundred days.
Matanuska-Susitna Valley (/ m æ t ə ˈ n uː s k ə s uː ˈ s ɪ t n ə /; known locally as the Mat-Su or The Valley) is an area in Southcentral Alaska south of the Alaska Range about 35 miles (56 km) north of Anchorage, Alaska. [1] It is known for the world record sized cabbages and other vegetables displayed annually in Palmer at the ...
A Justice Department investigation found the Anchorage district reported nearly 4,000 seclusion and restraint incidents with 227 students between 2018 and 2021. Over 80% of those were students ...
In North America, prominent instances are: (a) the Stellwagen Bank formed 16,000 to 9000 BCE by glaciation of Cape Cod Bay in Massachusetts, (b) Florida Bay, (c) in California Morro Bay and San Francisco Bay and (d) Knik & Turnagain Arms in Anchorage, Alaska.
Oct. 31—New state data shows Alaska's overall crime rate continues to fall, but some forms of violent crime, including murder, are up. The Alaska Department of Public Safety's annual Crime in ...