Environmental

Recent Posts

Agricultural Food Exports Use a Lot of Water
Posted on 26 May 2012 by Thomas H. Clarke, Jr.

When examining the issue of water shortages and water usage, most of the emphasis is on domestic utilization. Rarely is the issue posed in terms of the impact of trade on water usage. However, such an analysis poses an alternative, and interesting, methodology... Read More

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

Agricultural Food Exports Use a Lot of Water
Posted on 26 May 2012 by Thomas H. Clarke, Jr.

When examining the issue of water shortages and water usage, most of the emphasis is on domestic utilization. Rarely is the issue posed in terms of the impact of trade on water usage. However, such an analysis poses an alternative, and interesting, methodology... Read More

Satellite measurements show huge drop in groundwater aquifers in California's Central Valley
Posted on 22 Apr 2010 by Thomas H. Clarke, Jr.

By Thomas H. Clarke, Jr. For the last three years, California has been experiencing a major drought; only this season has the rainfall been "normal", probably due to El Nino. Yet, during the last six years, even before the onset of the drought... Read More