Forces of nature do have great power, which isn't either good or evil - it just is, whether or not it harms us. We can only try to avoid their rampages. Morrisseau was raised by a grandfather who was a 'Shaking Tent' person, on the then remote Gull Bay Reserve to the west of Lake Nipigon in Ontario. Morrisseau learned the knowledge that his grandfather and other elders were able to teach. There are powerful forces of nature - one can use or learn to appeal to them in some way for help, but the choice to do good and help people with such power, or evil and harm them, is made by the individual who has the knowledge.
People are good or bad.
Nature, however symbolized, however perceived, just is. But science isn't part of the Western Civilization European culture, it is a kind of separate house, that's been inhabited by wise folk of many societies over thousands of years. Later editions were titled Summer in the Spring. Meanwhile, here's the 1888 reservation newspaper article. Missipeshu isn't mentioned.