Brian Preston asks that question, and also, NYT Falls Off the Green Jobs Bandwagon? after reading this NY Times article,
Number of Green Jobs Fails to Live Up to Promises
A study released in July by the non-partisan Brookings Institution found clean-technology jobs accounted for just 2 percent of employment nationwide and only slightly more — 2.2 percent — in Silicon Valley. Rather than adding jobs, the study found, the sector actually lost 492 positions from 2003 to 2010 in the South Bay, where the unemployment rate in June was 10.5 percent.
Looks like the Times buried the story.