Back Up Next Tittabawassee River Watch   www.trwnews.net
WB01727_.gif (697 bytes)

Dioxin, Are we at risk?: presented by EPA's Linda Birnbaum PhD

       19 - Why do the body burdens increase over time?

bulletPersistence
bulletResistance to biological, chemical, and physical degradation
bulletLong half life in animals and people
bulletBioaccumulation
bulletDue to persistence in animal tissues
bulletHigher trophic organism have higher concentrations
bulletOlder organisms have higher body burdens than young

birnbaum.jpg (6636 bytes)

        Audio stream - 19  Note: if audio does not start automatically, click here

Produced by LocalMotion localmotionhome.gif (2907 bytes)

WB01727_.gif (697 bytes)

Back Up Next  Back to the top   Site Map  www.trwnews.net