The Welsh Government's new Agriculture Bill took another step forward this week but does it go far enough? We speak to the chair of the Welsh Affairs Committee which is examining the quality of water in Wales. Duckweed - a "miracle plant" to help farmers turn agricultural waste into feed for livestock and clean slurry water at the same time. New research from the Made with Wool project uncertainty surrounding the industry’s future. And finally, on the eve of this year's Dark Skies Week in Wales we hear how light pollution is doing untold damage to our biodiversity.