Environmental

Recent Posts

Silver nanoparticles are transformed by sewage treatment
Posted on 18 Dec 2010 by Thomas H. Clarke, Jr.

Prior posts have noted a number of issues related to nanoparticles. Silver nanoparticles are used in hundreds of consumer products, including food storage containers, clothing, computer keyboards, cosmetics, pillows, cell phones, and medical appliances... Read More

Tags: nanoparticles , conversion , toxicity , water tables , silver sulfide , Water Supply , sewage , toxic torts , bioavailability , transformation , treatment , silver , reactivity , toxicology , toxic , solubility , Clean Water Act , sulfur , clean water

Diversity not only provides increased stability to ecological communities, it is more efficient for remediating contamination
Posted on 13 Apr 2011 by Thomas H. Clarke, Jr.

It has long been an axiom of environmental science that a diverse ecological community (aka biodiversity) is more resilient and productive because it stabilizes the ecological system as a whole. This should not be confused with a focus on an individual... Read More

Tags: bacteria , contaminants , theory , biodiversity , factors , efficiency , nitrates , bioavailability , community , diversity , biological nutrient removal , remedial , contaminant , remediation , confounding , superorganism , effects , groundwater , clean-up , support , contamination , Clean Water Act , clean water