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Columbia River sockeye have adapted to rising water temperatures caused by climate warming by migrating earlier in summer, shifting their migration period 11 days earlier from the 1950s to the ...
The Columbia River (Upper Chinook: Wimahl or Wimal; Sahaptin: Nch’i-Wàna or Nchi wana; Sinixt dialect swah'netk'qhu) is the largest river in the Pacific Northwest region of North America. [14] The river forms in the Rocky Mountains of British Columbia, Canada.
The Columbia current varies from 4 to 7 knots (7.4 to 13.0 km/h) westward, and therefore into the predominantly westerly winds and ocean swells, creating significant surface conditions. [ 2 ] [ 3 ] Unlike other major rivers, the current is focused "like a fire hose" without the moderating effect of a river delta . [ 4 ]
This is a list of rivers in the continental United States by average discharge (streamflow) in cubic feet per second. All rivers with average discharge more than 15,000 cubic feet per second are listed.
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A major radioactive contamination threat to the Columbia River should be removed at the Hanford nuclear site before the end of summer. Hanford workers have started to pump contaminated water from ...
The portion from White Cap Rapids to Eagle Rapids was once known as "Nespilem Canyon". The Corps' 1893 report said that over the worst 3 miles (4.8 km) stretch the river fell 22 feet (6.7 m) at low-water and 24 feet (7.3 m) at high-water, and that the speed of the current at low-water was about 10 miles per hour (16 km/h).
12:45 p.m . Columbia officials say they are not concerned about the Columbia Water system, which provides drinking water to more than 400,000 people across the Midlands.