shadows of businesspeople with arms outstretched on solar panel

30 34 65 69 active adult alternative and arm arms asia asian beijing body by china chinese clear color conservation cooperation day east electricity energy environmental ethnicities ethnicity focus front fuel generation horizontal human image in indian issues limb men middle of on outdoors panel part partnership people person power raised renewable resources row senior seniors shadow side sky solar sunny supply sustainable teamwork technology three togetherness unrecognizable up waist women years young