One of the largest rivers in North America. Total length 2000 km. Drainage area 670,000 km2 . It originates from Lake Columbia at the western foot of the Rocky Mountains in British Columbia, Canada, and curves north and then south before entering the United States, flowing west and emptying into the Pacific Ocean. Salmon fishing is popular here. With an abundant amount of water, there are many dams, including the Grand Coulee Dam in the middle reaches. The largest tributary is the Snake River. → Related article Columbia Plateau Source : Heibonsha Encyclopedia About MyPedia Information |
北米大陸有数の大河。全長2000km。流域面積約67万km2。カナダのブリティッシュ・コロンビア州,ロッキー山脈西麓のコロンビア湖に発し,北,次いで南に大きく曲がりながら米国に入り,西流して太平洋に注ぐ。サケ漁が盛ん。水量豊富で多くのダムがあり,中流にグランド・クーリー・ダムがある。最大の支流はスネーク川。 →関連項目コロンビア高原 出典 株式会社平凡社百科事典マイペディアについて 情報 |
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