Erikoislaitteiden insinööri on aurinkovoimalassa. Mies tarkistaa aurinkoakkua, jos se toimii hyvin. Vihreän energian hanke on käynnissä. - Kuvapankin materiaali ja video

Engineer in a special equipment is at the solar power station. The man is checking the solar battery if it works well. The green energy project is going on.

The male engineer is at the solar power plant. The man is checking the solar battery. The man is working on the renewable energy project.

Male engineer with documents is discussing solar power conservation project with a worker. The men are standing outside near the solar panels. The engineer and worker are focused on the project.

Male engineer and worker in a uniform are checking solar batteries. The are working on energy conservation project. The men are concentrated and are discussing details.

Green energy concept. The engineer with documents is discussing something with a worker.The men are standing near our solar panels. The engineer is wearing a suit and a protective hat and the worker