Mae'r Gweinidog Newid Hinsawdd, Julie James, newydd rannu manylion cynllun peilot i fynd i'r afael â'r effaith y mae perchenogaeth ail gartrefi yn ei chael ar rai cymunedau yng Nghymru.
Climate Change Minister Julie James has just revealed details of a pilot scheme to tackle the impact second home ownership is having on some Welsh communities.