Anchorage Daily News: That’s essentially the proposition Alaska land managers floated recently while trying to lease geothermal rights to state land on the south slope of Mount Spurr, Anchorage’s neighboring volcano. The response was heartening. A quarter century ago, the state made the same offer — and no one seemed to care. Only one of 16 tracts in the 1983 Mount Spurr lease sale found a bidder (a contract that was eventually forfeited). This time, however, the state received offers on all 16 …