Most worrying to researchers is that pollution is most widespread on agricultural lands, where 19% of sites are tainted.
The Texas group had contended that the department ignored the region's high risk of tornadoes and that the site selection had been tainted by politics.
With the tainted soil gone, the 23-acre site on Garvies Point Road, known as Captain's Cove, is a blank slate, rutted with bulldozer tracks and dotted with puddles of rainwater where sea gulls congregate in wet weather.
The quality of air in Chinese cities is increasingly tainted by coal-burning power plants, grit from construction sites and exhaust from millions of new cars squeezing onto crowded roads, according to a government study issued this week.
As a result, the company tainted the groundwater and polluted the soil on its site with lead, arsenic and other toxic metals.
Dr. Deisher co-founded and now works for the Ave Maria Biotechnology Company, which works to "provide safe, effective and affordable alternative vaccines and stem cell therapies that are not tainted by embryonic or electively aborted fetal materials," its Web site states.
Some editorial staff remain unhappy, with one senior editor of the environment site expressing concern that our journalistic content gets tainted by advertising, especially when we form closer bonds with advertisers through sponsorship deals.
(He says it is similar to reddit, but he's keeping the identity confidential because he has another experiment under way with the same site and doesn't want it to be "tainted" by media exposure).
For those unfamiliar with the pipeline protests, the Standing Rock Sioux are seeking to halt the construction of a $3.8 billion pipeline saying its development will encroach on their tribal burial sites and taint their water supply at the Standing Rock Sioux Reservation.
A water-sampling study that Riverkeeper conducted in May, a particularly rainy month, found that 80 percent of the test sites did not meet federal clean water swimming guidelines because they were tainted with untreated sewage.
