Weather can change from year to year. That means the flood risk level can also change yearly. Studying 18 years of data makes it possible to identify which areas are most prone to flooding. It provides a more accurate picture of where resources and funding for flood control would be most effective.
The types of organisms can be animals such as otters, birds, oysters, fish, crabs.
Almost 60% of Canada's total imports (2017) came from the US
I hope this helps
-Ayden
The answer is b hope this helps
