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| Episode Description |
| Sunday, Dec 25, 2011 - 2:30 AM
"Risk, Exposure, and Health"
We all require food, air, and water to survive - which are contaminated to some extent by man-made pollutants. Two studies, one in a rural western mining town and another in a dense urban population, reveal how these exposures impact health, and what can be done to reduce the risks. G
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