Two California state senators have introduced a bill designed to protect Lake Tahoe in the event that Nevada drops out of the Tahoe Regional Planning Compact.SB 630, the Tahoe Compact Restoration Act of 2013, would go into effect only if Nevada moves forward with its plan to leave the existing compact. In 2011, Nevada passed a law stating their intention to drop out of the compact, which has been in place since 1969. If Nevada's law does go into effect, it would effectively destroy the current governing authority, the Tahoe Regional Planning Agency. If this happens, SB 630 would revive …