Herald Scotland: 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. The government’s new package of 30 “proposals and …