Caucasian technicians standing near solar panels

35 39 years 40 44 years abundance alternative alternative energy blue sky caucasian change clear sky co worker collaboration color image confident conserving construction construction site construction worker cooperation copy space day eco friendly efficient electricity energy environment environmentalism front view fuel and power generation full length green energy green living green technology hands on hips hard hat horizontal illinois man mature adult mature men mid adult mid adult men natural resources occupation outdoors panel partner partnership people photography planning power project protection protective workwear renewable energy resourceful safety sky solar solar array solar energy solar panel solar power standing sunglasses sunny sustainability teamwork technician technology together two people united states winchester work working working together innovation2 30 35 30 40 30's 30s 35 40 40 45 40 50 40's 40s 45 50 50 55 50 60 55 60 adult affiliation alliance america american americas arranging associate association builder building choice cloudless collaborating colleague color colour companion confidence constructing daylight daytime defending electric eyeglasses fellow fifties fifty forties forty full body full length gentleman glasses green guy human human being il male mid life middle age middle aged middle age middle aged negative space north north america option organizing outdoor outside person positive powerful safeguard security self assured shades specialist spectacles sunlight sunshine team thirties thirty togetherness two us usa united states of america us usa western european white space worker