A celebration of Native Americans returning to their old ways of life. ... What does the Grand Coulee Dam represent to Native Americans? It represent great change on their way of life. The dam blocks the river which is causing negative effects on the salmon population.
The colon is used to separate two independent clauses when the second explains or illustrates the first. In such usage, the colon functions in much the same way as the semicolon. As with the semicolon, do not capitalize the first word after the colon unless the word is ordinarily capitalized.