Episode 4

John Craven and the Countryfile Diaries team report on the most interesting stories of the season. In this edition, Jules Hudson takes to the water to uncover a shocking picture of how plastic is making its way into the food chain, and finds out what can be done to make a difference. In Manchester, Keeley Donovan discover how a cup of tea and a cat could be good for the health. In Wiltshire, Paul gets top tips on how to grow prize-winning giant veg. And Steve Brown is in North Yorkshire to learn how anyone can get a sofa's-eye view of wildlife.