In this programme, Keeley finds out how the RNLI's latest campaign could save lives. Jules is in the Cotswolds discovering how men's sheds are being used to help tackle rural loneliness. In Cornwall, Margherita joins a pioneering project that is reintroducing beavers for the first time in centuries to help tackle flooding. Paul discovers what kind of bird has taken up residence in his owl box, and what he can do to encourage them to come back, and there is a guide to some of the favourite beaches that Countryfile has visited across the UK.