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29 stories for“air pollution”
Below 50 metres, ordinary air becomes a liability for divers. Here is the physics behind nitrogen narcosis, rising gas density, and why trimix exists as the technical diving standard.
Jun 8, 2026
Scuba has real hazards, but recreational diving within training and conditions is a managed-risk activity, not the extreme gamble suggested by rare accident headlines.
Jul 25, 2026
Diving emergencies far from shore involve costly medical evacuations and coordination. Here is how that response is actually funded and organised, and who calls the shots.
Jun 25, 2026
DAN's annual diving reports track how divers die each year, and the leading cause is rarely the dramatic equipment failure popular imagination assumes it to be.
Jun 19, 2026
Cave diving safety rests on a small set of hard rules built from decades of accident analysis. Here is what those rules are and why the sport enforces them so strictly.
Jun 2, 2026
Five Italian divers died in a Maldives cave near Vaavu Atoll on 14 May 2026, and a Maldivian rescue diver died during the search that followed.
May 15, 2026
The current constant weight world records, the athletes behind them, and the federations, AIDA and CMAS, that ratify every metre added to the books.
Jan 15, 2026
