Wrth siarad arDdiwrnod Aer Glân(actionforcleanair.org.uk), amlinellodd y Dirprwy Weinidog â chyfrifoldeb am drafnidiaeth sut y byddai'r buddsoddiad enfawr yn ariannu llwybrau teithio llesol newydd a gwell ledled Cymru.
Speaking onClean Air Day(actionforcleanair.org.uk), the Deputy Minister with responsibility for transport outlined how the huge investment would fund new and improved active travel routes across Wales.