Claire McCollum joins bishop James Jones in Lincoln to learn about the links between Christianity and forests. The 800-year-old Charter of the Forest is given a 21st-century relaunch and JB Gill meets a former addict whose Christian faith, combined with his new job as a tree surgeon, have together cured his addiction. In Essex, a group prepares for Lent with 'Forest Church', plus hymns and songs celebrating creation, including Great Are You Lord and Indescribable. Music: This Is Amazing Grace, from Green Pastures, Ballymena For the Fruits of His Creation, from St John the Baptist Church, Tideswell Indescribable, from Holy Trinity Platt Church Be Still for the Presence of the Lord, from Christ Church, Port Sunlight Your Name, from Presbyterian Assembly Buildings, Belfast Great Are You Lord, from City Gates, Ilford To God Be the Glory, from St Macartin's Cathedral, Enniskillen.