Final answer:
Exact statistics on the death toll from all avalanches in Canada are difficult to compile due to the sheer number of events, but significant disasters like the Halifax explosion and the flu epidemic are documented and contribute to the historic record of natural disasters in Canada.
Step-by-step explanation:
Studying historical occurrences of avalanches and their impact is a key aspect of geography and environmental science. While the question specifically asks about the death toll from all avalanches in Canada, it is imperative to note that collecting comprehensive statistics for every single event is incredibly challenging. However, researchers and government agencies do maintain records of significant disasters, and some databases compile these events.
Some of the deadliest events related to avalanches or comparable disasters in Canada and worldwide have indeed had profound effects. For example, the Halifax explosion in 1917 and the flu epidemic of 1919, which collectively claimed approximately 60,000 lives, are ingrained in the historical memory of Canada. Similarly, natural disasters elsewhere, such as the landslide-induced avalanche on Mt. Everest in 2015, hold a significant place in the analysis of these extreme events.
It is with this understanding of the difficulties in obtaining an exact number that we recognize the importance of geological surveys, disaster preparedness, and historical documentation in providing insights into the frequency and impact of such natural catastrophes, including the death toll they may carry.