Medium closeup with slowmo of team of alternative energy engineers measuring solar panel with ruler while working on project in office
No people slowmo closeup of spinning windmill model on table at green walled office of alternative energy engineer
Slowmo of two diverse alternative energy engineers examining and discussing model of wind turbine in office
Waist up slowmo of female engineer with ruler and pencil in hands drawing blueprint on paper while creating alternative energy project in office
Waist up slowmo of African American engineer drawing blueprint at desk while he and his team working on renewable energy project in office, using solar panel and wind turbine models
Medium slowmo of diverse couple of engineers looking at their notes and at computer monitor while discussing sources of alternative energy, working on ecological project together
Waist up slowmo of serious Caucasian engineer taking notes in copybook looking at laptop screen while working on project of alternative energy with diverse colleagues in office
Silhouettes windmills, large orange sun disc summer lens flare. Alternative energy
Large windmills with blades in field on background of bright orange sunset in a wind park Slow motion. Silhouettes of windmills large orange solar disk in summer. Alternative energy sources
Large windmills with blades in field on background of bright orange sunset in a wind park Slow motion. Silhouettes of windmills large orange solar disk in summer. Alternative energy sources
Large windmills with blades in field on background of bright orange sunset in a wind park Slow motion. Silhouettes of windmills large orange solar disk in summer. Alternative energy sources
Large windmills with blades in field on background of bright orange sunset in a wind park Slow motion. Silhouettes of windmills large orange solar disk in summer. Alternative energy sources