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Turnagain Arm. The inlet was first explored and settled by Alutiiq people, tribes of coastal-dwelling Pacific Eskimos, beginning around 6000 years ago.The Chugach arrived around the first century and were the last of the Alutiiq people to settle in the area, but abandoned it after tribes of Dena'ina people, an Athabaskan people from the interior of the state, arrived sometime between 500 and ...
A bore in Morecambe Bay, in the United Kingdom Video of the Arnside Bore, in the United Kingdom The tidal bore in Upper Cook Inlet, in Alaska. A tidal bore, [1] often simply given as bore in context, is a tidal phenomenon in which the leading edge of the incoming tide forms a wave (or waves) of water that travels up a river or narrow bay, reversing the direction of the river or bay's current.
The Cook Inlet Basin is a northeast-trending collisional forearc basin that stretches from the Gulf of Alaska into South central Alaska, just east of the Matanuska Valley. It is located in the arc-trench gap between the Alaska-Aleutian Range batholith and contains roughly 80,000 cubic miles of sedimentary rocks . [ 1 ]
In hydrology, a current in a water body is the flow of water in any one particular direction. The current varies spatially as well as temporally, dependent upon the flow volume of water, stream gradient, and channel geometry. In tidal zones, the current and streams may reverse on the flood tide before resuming on the ebb tide.
Turnagain Arm from Anchorage.. Turnagain Arm (Dena'ina: Tutl'uh) is a waterway into the northwestern part of the Gulf of Alaska.It is one of two narrow branches at the north end of Cook Inlet, the other being Knik Arm.
Researchers have concluded there is a “rare but real risk” that an earthquake-produced tsunami could inundate parts of coastal Anchorage under certain conditions, a newspaper reported, a shift ...
A specific type of current associated with tides may include both the ebb and flood tidal currents that are caused by egress and ingress of the tide through inlets and the mouths of estuaries, embayments, and harbors. These currents may cause drowning deaths, but these tidal currents or tidal jets are separate and distinct phenomena from rip ...
Jul. 8—A looming shortage of Cook Inlet natural gas means a majority of Alaska residents are likely to see a jump in costs in the coming years to heat and power their homes, according to a new ...