Making Drinking Water From a Billboard?
March 18, 2014 | YouTube.com
This video features a demonstration project that produces drinking water from an outdoor advertising sign. Although the volume produced is not impressive, the production occurs in a desert that receives under one inch of rain per year.
Streamflow Depletion by Wells
February 15, 2013 |
"Groundwater and surface-water systems are connected, and groundwater discharge is often a substantial component of the total flow of a stream. Groundwater pumping reduces the amount of groundwater that flows to streams and, in some cases, can draw streamflow into the underlying groundwater system." The United States Geological Survey has published: Streamflow Depletion by Wells—Understanding and Managing the Effects of Groundwater Pumping on Streamflow. Quote from the USGS press release.
The Increasing Importance of Railroads to the Energy Sector
December 19, 2013 | The Oklahoman
An article on The Oklahoman website explains the growing importance of railroads to the energy sector. More crude oil and frac sand are being shipped by rail today than ever before.