From the Basic Nitrox levels through to advanced Trimix, we base our calculations of dive profiles on a specific partial pressure of oxygen—pO2. Managing and controlling the pO2 lies at the foundation of any level of technical diving as it enables us to perform longer, deeper and safer dives compared to diving air. But there are also a few points to watch.
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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.
Lots of other news and new gear too - as always.