Utah's Pursuit of Oil Shale and Tar Sands. Two unconventional energy sources in Utah are attracting attention as possible solutions for our national energy needs. But the high cost in water, energy inputs, pollution, and disruption make these marginal energy sources more of a problem than a solution. See why Utah has so much at risk if oi shale and tar sands become part of its future.
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Alex E

Ecoclimax is defined by Odum (1969) as the culmination state after a succession in a stabilized ecosystem in which maximum biomass (or high information content) and symbiotic function among organisms is kept per unit of available energy flow.