Various industries produce waste water containing dissolved copper(II) ions, including those that carry out metal cleaning and plating, paper pulp, paper board mills, and wood pulp production sites and the fertilizer industry. The researchers conclude that both untreated peanut husks, a cheap waste product of the food industry and pine sawdust from the timber industry could be used in waste water cleanup to reduce significantly levels of toxic copper levels. They have looked at how well...

Experts aren't sure what's spurring a comeback now, but they theorize it's a combination of international travel and the move away from strong pesticides. You'll want to call in a pro, who will very likely bring insecticides more powerful than those available to the general public, caulk for sealing bedbug hiding places, powerful vacuums to remove the adhesive eggs, and devices that can heat or freeze the bugs to death. You'll want to call in a pro, who will very likely bring insecticides...

Goodman, executive dean of agriculture and natural resources at Rutgers. was one of the most significant public health events of the past quarter-century," said Robert M. In addition, Rutgers scientists will collaborate with officers from Monmouth and Mercer County Mosquito Control Agencies to use education and community involvement, as well as mosquito surveillance and control to systematically attack all life stages of this invasive pest. In addition, Rutgers scientists will collaborate...

Or perhaps the huge foreign trawlers with miles of nets and long lines found the salmon's offshore wintering areas and wiped out huge schools of salmon. Readers provided these and other explanation in response to Chronicle stories that described the unexplained disappearance of salmon in the past two years. The low numbers of fish occurred despite years of consistent production and releases of smolts by salmon hatcheries on rivers in central and northern California. I believe this is where...

By TERESA CEROJANO, AP Posted: 2007-11-08 09:29:03 MANILA, Philippines (AP) - Environmental groups assailed an Australian company's experimental dumping of urea in Philippine waters to try to fight global warming, saying Thursday the practice endangers marine life. By TERESA CEROJANO, AP Posted: 2007-11-08 09:29:03 MANILA, Philippines (AP) - Environmental groups assailed an Australian company's experimental dumping of urea in Philippine waters to try to fight global warming, saying...