After the active ingredient in most birth control pills has done its duty preventing pregnancy, it begins a second life as a pollutant that can harm wildlife in waterways.
Not only is ethinyl estradiol quite potent — creating "intersex" fish and amphibians — but it is very difficult to remove from wastewater, which carries it into natural waterways.
Since women around the planet take the pill, this is a global problem. The European Union is the first entity to seriously consider mandating the removal of ethinyl estradiol, also known as EE2, from wastewater. However, as researchers pointed out in Thursday's (May 24) issue of the journal Nature, the question of whether to remove the pollutant is not simple.
Continued: http://www.livescience.com/20532-birth-control-water-pollution.html
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