Teacher resources and professional development across the curriculum

Teacher professional development and classroom resources across the curriculum

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Workers use a giant crane for lifting the blade assembly as work continues on the 2 MW Gamesa wind turbine being installed at NREL's National Wind Technology Center (NWTC).


Date: September 22, 2011
Location: National Wind Technology Center, Colorado.
Photographer: Dennis Schroeder
Source: NREL 20869


Photos downloaded from the Essential Lens site are cleared for educational use only.

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