User:Pbsouthwood/ISO and other standards

[https://www.iso.org/news/ref2432.html Plunging into sustainable waters with new ISO standards for responsible diving By Clare Naden on 6 September 2019]

ISO 21417, Recreational diving services - Requirements for training on environmental awareness for recreational divers
Guidance for theory and practical training in programmes to educate recreational divers in environmental awareness and sustainable practices.

Contents
 * Foreword
 * Introduction
 * 1 Scope
 * 2 Normative references
 * 3 Terms and definitions
 * 4 Competencies
 * 5 General
 * 6 Theoretical knowledge
 * 6.1 Climate change
 * 6.2 Local threats
 * 6.3 Best environmental practices
 * 6.4 Types of aquatic environment
 * 6.5 Environmental issues — Tropical waters
 * 6.6 Environmental issues — Temperate waters
 * 6.7 Environmental issues — Polar waters
 * 6.8 Environmental issues — Freshwater
 * 7 Practical training
 * 7.1 General
 * 7.3 In-water activities — Dive
 * 8 Instructors
 * Bibliography

ISO 21416, Recreational diving services - Requirements and guidance on environmentally sustainable practices in recreational diving
Information on how the recreational diving community can improve their ability to observe the condition of the underwater environment and help improve it.

Contents:
 * Foreword
 * Introduction
 * 1 Scope
 * 2 Normative references
 * 3 Terms and definitions
 * 4 Conduct of diving activities
 * 5 Operation of dive boats
 * 6 Interaction with aquatic life
 * 6.1 Removal of aquatic life
 * 6.2 Feeding aquatic life
 * 7 Conservation and pollution control
 * 8 Operation of shore-based facilities
 * 9 Conservation of underwater heritage sites
 * 10 Aquatic parks, reserves and marine protected areas
 * Annex A Guidance on sustainable practices
 * A.1 Guidance to divers for positive interactions with the environment
 * A.2 Guidance for other stakeholders
 * A.3 Value of diving tourism
 * A.4 Man-made dive sites
 * Bibliography