Matt Hemsley, from sustainable transport charity Sustrans ,says the the Assembly should make the introduction of more speed restrictions part of future policy.
"Slower speeds limits really encourage people to get out and walk and cycle, which is really good for their health" he says.
"Fast-moving traffic in communities really puts people off".
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Well a fabulous day today has ended on a spectacularly soggy note for some! Heavy rain, hail and thunder will work northwards overnight!
The Talyllyn runs from Tywyn, near Aberdovey, for more than seven miles to two villages in the south Gwynedd countryside.
Homes in parts of Tonypandy and Llwynypia are without water this evening due to a burst water main at Cilfynydd.