Last week I went down to Joliet Jr. College to witness some classes where IBEW (electrical workers union) members are getting training for green jobs…though most of the jobs have yet to materialize in the region. The article by Sudeep Reddy spells out the issue. Visually, a challenging assignment but that’s just fine with me. Here’s an outtake where students are learning to work with variable frequency drives, necessary to balance the wind turbine’s inconsistent power output and transform it into a consistent flow that matches with what our standardized electrical grid utilizes.