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illustration of a drilling extraction hydraulic fracturing of shale gas for geothermal sustainable energy
illustration of a drilling extraction hydraulic fracturing of shale gas for geothermal sustainable energy
Photovoltaic system with solar panels for the production of renewable energy through solar energy, a technician using a screwdriver or tool
Man - only hands to be seen - doing garden work cutting the roses on beautifully sunny day
Carpenter working on an electric buzz saw cutting some boards, he is wearing safety glasses and hearing protection to make things safe
Indonesian Worker or production manager standing proudly in a Asian textile factory or industrial plant, it is his workplace
Carpenter working with a planer in his workshop, close up on the tool with hands
A crowd of people around an exclamation point and question on the issue of environment and ecology
technician or engineer working on a valve on building technical equipment or industrial site
Woman - a telecommuter - doing administration of her business from a laptop sitting on a sofa in her living room
forklift driver in protective vest and forklift at warehouse of freight forwarding company, smiling
Teamwork - warehouseman or forklift driver and female supervisor with laptop, headset and cell phone, at warehouse of freight forwarding company - a forklift is in Background
for several cranes on a building construction site for building or public works
Angry boss and poor worker with heap of papers or notes at work indoors
Forklift driver with clipboard at warehouse of freight forwarding company, female super visor or dispatcher pointing to the viewer
Construction worker in construction machinery hand shake with engineer to welcome on construction site
Asian Women or employee s tattle or whisper about colleague or man, bullying him in the office
Worker or production manager and owner, ceo or controller shake hands in a factory
Worker or warehouseman and his coworker with clipboard at warehouse of freight forwarding company, pointing
Bricklayer with tool at a construction site, focus is on the tool!
for several cranes on a building construction site for building or public works
construction workers to work for the construction industry of a dwelling
