FOCUS: From cool blue wilderness of the Canadian high Arctic to the red hot deserts of Jordan - from Beluga whales close to magnificent wrecks. Also in this issue lots of Ocean Art including Chihulys Seaforms. Vi have a talk with photographer Kurt Amsler and AP Valves Martin Parker. Dives: 200m on CCR in Thailand and explore caves in Bosnia. Technique: Leigh Cunningham tells why we should watch our partial pressure and Jason Heller and Dan Beecham explains how we can rig your photogear