| Title | Comment | Keywords |
|---|---|---|
| Uses of Groundwater | 01:39 - 02:47 (01:08) / 1.5 MB | "James Sadd", groundwater, water, irrigation, agriculture, industry, lake, river, "Earth's surface", pollution, geologist, soil, "surface water", replenishment, infiltration |
| Industrial Pollution | 21:47 - 22:30 (00:43) / 1.4 MB | "Jim Goodrich", pollution, industry, "Orange County", "Southern California", basin, groundwater, discharge, metal, stream, "injection barrier" |