Overview: This week Anita Rani is on her home turf in London, showing that you don’t need to go far for a healthy dose of green. Anita is taken on an enchanting tour of one of London’s 'magnificent seven' cemeteries, as she discovers a trove of treasures right on her doorstep and sets out to crack the mystery of a non-native bird. Adam Henson shows us how he concocts a super-meal for his animals during the winter months, and Tom Heap investigates a controversial decision that allows UK farmers to use a banned pesticide on their fields.