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Lake Tahoe Basin Environmental Planning & Land Regulation 1969-1990 Images in support of class discussion Robert Twiss revised, March 3, 2005.

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Presentation on theme: "Lake Tahoe Basin Environmental Planning & Land Regulation 1969-1990 Images in support of class discussion Robert Twiss revised, March 3, 2005."— Presentation transcript:

1 Lake Tahoe Basin Environmental Planning & Land Regulation 1969-1990 Images in support of class discussion Robert Twiss revised, March 3, 2005

2 Jurisdictional fragmentation: no one minding the store prior to 1970

3 The watershed of the Upper Truckee River & the entire Tahoe Basin, looking north from over Carson Pass Entire Basin = 500 sq. mi. Lake = 200 sq. mi.

4 Water clarity = the key indicator of ecosystem health Eutrophication = the main problem

5 Secci disk measurements: Charles Goldman, UC Davis

6 Chronology of the land rush

7

8 Tahoe Keys So. Lake Tahoe Airport Echo Summit, Hwy 50 Stateline Hotel/Casino core CA NV

9 Grading impacts at Rubicon Bay, West shore

10 Surface erosion, Heavenly Valley Ski Area

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