Houston, Dallas and Las Vegas top the list for most Energy Star homes.
Third annual report says the prevalence of the intersex condition in more than 80 percent of Potomac River fish is a serious warning.
Technique could keep nanoparticles out of the effluent stream, researchers suggest.
The U.S. Fish and Wildlife Service has released its annual list of candidates for the Endangered Species Act.
Container nursery operations must follow laws in five states to limit water consumption but there is little data on woody ornamentals and efficient irrigation techniques.
Company says technology doubles the workload of PX Pressure Exchangers in seawater desalination applications.
Kansas State engineers are considering algae production in the ocean on very large, supporting platforms.
The New Mexico Environment Department in 2005 selected an evapotranspirative cover with a biointrusion rock barrier as the remedy for the low-level radioactive waste landfill, which was constructed this fall.
The agency's four-year study found mercury and polychlorinated biphenyls in fish collected from the sample of 500 lakes and reservoirs.
Engineer and ecologist still must incorporate buoyancy into 9-inch prototype.
The study says 9 percent of childhood asthma cases in Long Beach and 6 percent in Riverside were attributable to traffic proximity.
Australian study provides filters and sham filters to 300 households whose members tracked their illnesses over 12 months.
Company adopted new manufacturing practices and technologies to help achieve its goal of a 40 percent reduction in water use by 2011.
Professor Michael Deem's team calculates that there are 2.7 million possible structures.
The International Desalination Association and Global Water Intelligence say that the greatest increase in the use of the technology is from seawater desalination.