The sugestions, contained in a key policy report leaked to the Sunday Herald, are part of radical plans being drawn up to meet the ambitious target of a 42% cut in carbon emissions by 2020.
Stricter and lower speed limits, higher parking charges and a five pence per kilometre road-pricing scheme are being proposed by the Scottish Government as part of a major new offensive to cut the pollution that is disrupting the climate.
The sugestions, contained in a key policy report leaked to the Sunday Herald, are part of radical plans being drawn up to meet the ambitious target of a 42% cut in carbon emissions by 2020.