This year, Glasgow will hold the UN Climate change summit drawing global attention to Scotland. But what are Scottish cities doing to tackle climate change and become green?
Glasgow was the first Scottish city to introduce a low-emission zone.
More improvements have been made in the past year, such as two new camera-controlled bus gates either side of Central Station.
One of the council's latest plans is to limit vehicles around George Square as part of multi-million project that could ultimately ban parking in the area entirely.