Ein glückliches Kind spielt bei Sonnenuntergang mit einem Papierflugzeug. Klassen mit Kindern im Freien. Lebensstil - Stockfoto & -bild

A happy child is playing with a paper airplane at sunset. Classes with children outdoors. Life style

The boy throws a paper airplane against the background of a smoking pipe. Ecology.

The boy throws paper airplanes against the background of a smoking pipe. Ecology.

A happy child is playing with a paper airplane at sunset. Classes with children outdoors. Lifestyle

White smoke, steam from the pipe against the blue sky

Old aged weathered tall industrial factory chimney with smoke over it. Cloudy sky background.

Dark shadows of high voltage electric towers. Sunset silhouettes of big electric construction.

Factory pipes and white smoke floating in the air. Industrial tube and smoke from chimney with cloudy cold day on the background.

High voltage electric lines and industry. Pipes with dark smoke near the transmission electric towers at dusk. Pollution the atmosphere. View from below

Silhouette of electric distribution. Big constructions of electric energy.

Power pylons on sunset time background. High voltage electric tower. Selective focus

Black silhouette of big industry tubes. Factory industrial gas technology.

Dark silhouette of electric tower on red sky background. Transmission lines of high-voltage electric towers at sunset

High voltage post. High-voltage tower sky background, factory pipe with smoke over it. Earth pollution concept. Industrialization. Selective focus

Energy distribution network. Electricity pylons against orange and yellow sunset. Selective focus.

Power plant at night. Plant at river bank. Two pipes with smoke above.