Business people sit at work and check documents At the desk in the room
Worker conducts maintenance on rooftop cooling equipment during sunny day
Engineer is checking cooling system at rooftop.
Worker performs maintenance in industrial cooling system at an energy plant
Young couple with mobile phone at subway station
It is important to dig a trench to lay drainage pipes during heavy downpours in order to drain
Young couple resting at subway station
Young man with SLR camera at subway station
Young businesswoman with suitcase on escalator
African American Male Technician Cleaning Solar Panels for Optimal Energy Efficiency
Young couple at subway station
Young couple resting at subway station
Young couple embracing in airport lobby
Engineer Inspecting Solar Panels for Efficient Energy Production
Young businessman walking in airport with suitcase and laptop
Business people sit at work and check documents At the desk in the room
Technician Inspecting Solar Panels in a Sunny Field
Engineer is checking cooling system at rooftop.
While heavy rainfall is occurring, the worker digs a trench for laying a drainage pipe for the
Workers inspect a wind turbine under a bright sky at a renewable energy site
Young businesswoman walking in airport with suitcase and passport
Engineer is checking cooling system at rooftop.
Young commuters on the way
Technician working on air conditioning unit outside a building in warm weather
Solar panel technician working on rooftop installation in an urban area during daylight hours
Young couple with mobile phone at subway station
Young couple at subway station
Close up of a craftsman fixing a smooth shaped wooden handle onto a newly made knife blade.
Solar panel technician inspects solar installation on a rooftop during daytime
Technician installs solar panels on a rooftop in an urban area during daytime
