Ocean thermal

The difference between diffuse and concentrated energy sources, the theme of last week's Archdruid Report post, means that some of today's highly touted alternative energy schemes may be worth much less than currently claimed, while other technologies that receive much less attention may be the wave of the future. A closer consideration of energy concentration and its effects helps clarify which is which.

Millions of job losses are pushing the U.S. Senate to consider a Jobs and Energy bill, even though Cap and Trade appears to be on life support. What are Five Key Measures that must be in a new Bill to avoid being a "half-ass..d" effort? (term from Sen. Lindsey Graham descrbing limited climate bill)

"as mankind proceeded to get bigger and bigger we silently crossed a threshold"

Evolution demands short-term thinking focused on individual survival. Most attempts to overcome our evolutionarily hardwired absorption with self are selected against. The Overman is dead, killed by a high-fat diet and unwillingness to exercise. Reflexively, we follow him into the grave.

The technical and policy difficulties of harnessing ocean energy.