On the latest episode of 'Down To Earth' Dr Cara Augustenborg speaks to experts about the quality of Ireland's water.Karl Richards of Teagasc and An Taisce's Elaine McGoff talk about the issues around water quality, and what is being done to solve them.Craig Bennett has the latest in global environmental news.Horticultural farmer Darragh McCullough talks about his Green Life.Listen and subscribe to Down to Earth with Cara Augustenborg on Apple Podcasts and Spotify.  Download, listen and subscribe on the Newstalk App.   You can also listen to Newstalk live on newstalk.com or on Alexa, by adding the Newstalk skill and asking: 'Alexa, play Newstalk'.