1. What changes might occur in the hydrologic cycle if our climate were to warm or cool significantly? 2. Why does it take so long for the deep ocean waters to circulate through the hydrologic cycle?...

1. What changes might occur in the hydrologic cycle if our climate were to warm or cool significantly?

2. Why does it take so long for the deep ocean waters to circulate through the hydrologic cycle? What happens to sub-stances that contaminate deep ocean water or deep aquifers in the ground?