Environmental

Recent Posts

Can dead zones (hypoxic waters) cause deformities in sexual organs of fish? Interesting study suggests it can.
Posted on 1 Jun 2011 by Thomas H. Clarke, Jr.

Prior posts have described the scope and potential causes for the "dead zone" (low oxygen) in the Gulf of Mexico; the zone exists for part of the year, and its scope has been expanding over time. Nutrients (nitrogen, phosphorus) from various... Read More

BPA exposure may be underestimated because of laboratory method used
Posted on 14 Jun 2011 by Thomas H. Clarke, Jr.

Prior posts have discussed various animal studies that have reported the potential for adverse impacts from BPA exposure, as well as the controversial conclusions of FDA under President Bush in assessing the risk of such exposure to humans. Recently... Read More

Can dead zones (hypoxic waters) cause deformities in sexual organs of fish? Interesting study suggests it can.
Posted on 1 Jun 2011 by Thomas H. Clarke, Jr.

Prior posts have described the scope and potential causes for the "dead zone" (low oxygen) in the Gulf of Mexico; the zone exists for part of the year, and its scope has been expanding over time. Nutrients (nitrogen, phosphorus) from various... Read More

The herbicide Atrazine has estrogenic effects and interferes with metamorphosis of frogs
Posted on 6 Jun 2010 by Thomas H. Clarke, Jr.

Prior posts have noted various theories, and the support for such, related to the decreasing presence of frogs in riparian habitats. These have included various pesticides and infections from viruses and fungi. Now, Atrazine joins the parade of possibilities... Read More

BPA exposure may be underestimated because of laboratory method used
Posted on 14 Jun 2011 by Thomas H. Clarke, Jr.

Prior posts have discussed various animal studies that have reported the potential for adverse impacts from BPA exposure, as well as the controversial conclusions of FDA under President Bush in assessing the risk of such exposure to humans. Recently... Read More