Close-up of a Caucasian engineer in a field of wind turbines, answering a phone call on a sunny day

wind turbines male man young renewable energy clean phone cellphone conversation speaking on the cellphone phone chat phone talk communicating on the smartphone on the phone telephone conversation smartphone interaction focused professional call field wind turbines engineer safety white helmet reflective vest sunny world caucasian greenery sustainability communication conversation dialing talking mobile telephone speak ringing connecting contact cellphone smartphone mobile device touchscreen mobile communication mobile technology