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President Lincoln signs a law which gives Yosemite to State of California. This aims to "set aside lands for the preservation of their unique characteristics."
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Mayor James Phelan proposes to dam Hetch Hetchy to create a reservoir for San Francisco.
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John Muir campaigned for this and it is signed into a law by President Harrison
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John Muir, along with others come to create the Sierra Club, which focuses on the conservation and nature
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John Muir and Gifford Pinochet travel to observe the problems forest reserves had. This friendship did not last because their ideas contrasted.
-John Muir campaigned for the preservation
- Pinochet campaigned for the pragmatic use of the lands -
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The Fire is blamed on a private water company, Spring Valley Water Company. People were not satisfied with the company which led to people wanting a public water system.
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The Sierra Club adopts a resolution that was addressed to the Secretary of the Interior. The resolution opposes damming the Hetch Hetchy Valley. Then, the Club starts campaigning their oppositions by writing letters and talking to elected officials
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-Congress and senators receive letters from people who oppose damming the Hetch Hetchy Valley
-The city says they must have both Lake Eleanor and the Hetch Hetchy Valley -
President Woodrow Wilson signs the Raker Act, which grants San Francisco to dam Hetch Hetchy Valley.
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The construction of O'Shaughnessy Dam is complete and transports water to San Francisco.
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Environmental groups built a lawsuit to drain the Hetch Hetchy Reservior. The group says the Hetch Hetchy Reservior violates California's constitution. "The constitution requires water to be diverted in a “reasonable” way, and there are other places to store Hetch Hetchy’s water that aren’t in a national park."
