16.00 19 Feb 2021 Down To Earth is Newstalk’s dedicated programme about our natural environment and how we address the limits of our planet's resources. From climate change to species extinction, we cover the toughest challenges with leading experts and celebrated thinkers. You'll hear diverse views, as we try to find common ground in how to fix our most pressing global crises. This week it's all about the future of food. Professor Alan Matthews explains where our agricultural policies are headed. Davie Philip and Ollie Moore of Cloughjordan Community Farm discuss community supported agriculture. Cork farmer, Rob Coleman, gives his take on conservation farming