Canada possesses somewhere between 6 and 9 per cent of the world’s renewable fresh water, yet only 0.5 per cent of the global population. From an ecological perspective, it might seem like that supply is abundant yet we really have no water to spare. Canada has 7% of the world’s land mass – meaning we have just about enough water to meet the ecological needs of our land mass (Institute for Research on Public Policy, Canada’s Water Challenges). To complicate matters, the renewable supply of water is expected to decrease with climate change (Natural Resources Canada, Canada’s Water Budget).
Most rebreather manufacturers provide students with a last-minute checklist that can be completed right before jumping off a boat or even in the water prior to descent. If your rebreather does not have such a list consider reciting a short mantra as you approach the “danger zone” before a dive. The danger zone could be the top of a set of stairs leading to the water. It might be the transom of a boat before doing your giant stride. The danger zone is the place where unconsciousness could further result in drowning. When I owned a Cis-Lunar Mk5P, I made little…
Roughly 8 per cent of Canada is covered by lakes, more than any other country in the world. The Brookings Institute, a U.S. think tank, found in 2007 that investing $26 billion in restoring Great Lakes ecosystems would create economic benefits in excess of $50 billion (Health Waters, Strong Economy: The Benefits of Restoring the Great Lakes Ecosystem).
Canada boasts more than 202,080 km of coastline, more than any other country in the world.