Word: lesses
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Dates: during 1970-1979
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Solar. The sun's output of energy is enormous, and environmentalists regard it as the most pleasing energy alternative. But solar technology is in its infancy, and existing methods of drawing heat and electricity from the sun are inefficient and expensive. Today solar contributes less than 1% of the nation's needs...
Hydro. Fifty years ago, the U.S. got a third of its electricity from dams. But many were destroyed or abandoned during the era of cheap oil, and that contribution has since dropped to less than 15%. But water power is now coming back into fashion...
Since dams have already been built on most commercially promising sites around the nation that have steep drops as well as fast and large river flows, the greatest enthusiasm now is for the restoration of "low head" dams (less than 65 ft. high) to supply power to local communities and industries. The New England Congressional Caucus, a group of the area's federal representatives, puts the potential regional saving from new dams at up to 19 million bbl. of oil a year, or as much as the U.S. uses...
...produce and assemble. (According to one federal study, an existing building can operate for 16 years on the amount of energy it takes to build the structure from scratch.) Also, in most instances, though by no means all, a staunch old building can be converted for modern usage at less cost than equivalent new construction...
...strange deterioration in his friend Nathan and becomes increasingly the confidant of Sophie. Her tale evolves slowly, hesitantly; she is riven with the guilt of a survivor. There are secrets from her days in Poland and her 20 months in Auschwitz that she cannot bear to think about, much less admit to Stingo...