Uses the law, science, and the support of 1.4 million members and online activists to protect drinking water, create marine protected areas, strengthen environmental protection regulation, and enforce water-rights laws. Website provides a wealth of environmental information and online activism tools.

Organization for anyone associated with the groundwater industry. Their purpose is to provide guidance to members, government representatives, and the public for sound scientific, economic, and beneficial development, protection, and management of the world's groundwater resources.

Canada's largest organization devoted to marine conservation, tackling such issues as oil tankers on the coast, marine biodiversity, sustainable fisheries, ocean planning through ecosystem-based management, ocean acidification.

A marine conservation organization and an environmental voice for coastal communities in BC. It focuses on protecting marine life and preventing pollution from entering our waterways by using science, advocacy, collaboration, outreach, education and stewardship to find solutions to marine threats.