1. This muskrat burrows and thereby adds silt and soil to a river. Does the muskrat increase the stream’s bed load, dissolved load, or suspended load? Why do you think so? 2. In what way are glaciers...

1. This muskrat burrows and thereby adds silt and soil to a river. Does the muskrat increase the stream’s bed load, dissolved load, or suspended load? Why do you think so?

2. In what way are glaciers like dirty snowballs?

3. In what way does wind erosion pose a threat to native people living in the desert?