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Calamitous weather is the least of their problems. Indomitable marine biologist Chris Black and former SEAL Mac Johnson have traveled to Israel to help prepare a group of …
Freediver Timo Niessner zeigt in seinem Buch erprobte Atemtechniken und praktische Atemübungen, um endlich wieder richtig durchzuatmen, einen klaren Kopf zu bekommen, die eigene …
Freediver Timo Niessner zeigt in seinem Buch erprobte Atemtechniken und praktische Atemubungen, um endlich wieder richtig durchzuatmen, einen klaren Kopf zu bekommen, die eigene …
Finally The size of the scuba diving industry. 2nd Edition: updated market data, more data & more accuracy in dive industry market statistics. Dive equipment, scuba …
Scuba Diving Operational Risk Management is the first book dedicated to the practical application of risk management to diving of all kinds and at all levels. It is a step-by-step …