George Simonson, Theresa Higginson, Paul Bell, Gaie Delap, and Paul Sousek are all challenging the sentences they received for climbing on to gantries over the M25. And also part of the appeal are Larch Maxey, Chris Bennett, Samuel Johnson, and Joe Howlett, who were all convicted after they occupied tunnels dug under the road leading to the Navigator Oil Terminal in Thurrock, Essex.