Caucasian technicians talking near solar panels

35 39 years 40 44 years abundance alternative alternative energy arms outstretched blue sky caucasian change clear sky co worker collaboration color image communication conserving construction construction site construction worker cooperation copy space day eco friendly efficient electricity energy environment environmentalism explaining fuel and power generation full length green energy green living green technology hard hat holding horizontal illinois listening looking down low angle view man mature adult mature men mid adult mid adult men natural resources occupation outdoors panel paperwork partner partnership people photography planning power project protection protective workwear renewable energy resourceful safety showing solar solar array solar energy solar panel solar power standing sunny sustainability talking teamwork technician technology together two people united states using 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 chatting choice cloudless collaborating colleague color colour communicating companion constructing conversation conversing daylight daytime defending dialog dialogue discussing displaying electric exhibiting fellow fifties fifty forties forty full body full length gentleman green guy hearing human human being il listener low angle male mid life middle age middle aged middle age middle aged negative space north north america operating option organizing outdoor outside person powerful safeguard security sky speaking specialist sunlight sunshine talker team thirties thirty togetherness two us usa united states of america us usa western european white space worker