From each viewpoint, describe what has happened to the Great Lakes during the past century.?

There are basically two views of the place of humans on Earth. The Western view describes humans as at the centre of environment changes, acting as stewards or protectors of the environment. The First nations view describes humans as part of the environment, attempting to live in harmony with nature. From each viewpoint, describe what has happened to the Great Lakes during the past century. From each viewpoint, describe what has happened to the Great Lakes during the past century.