Study: Biodegradable products may be bad for the environment

Research from North Carolina State University shows that so-called biodegradable products are likely doing more harm than good in landfills, because they are releasing a powerful greenhouse gas as they break down.

Philippines turns trash into clean energy windfall

Teresita Mabignay does her ironing using free electricity on the slope of a garbage dump, an unlikely beneficiary of efforts to turn the Philippines' growing rubbish problems into a clean-energy windfall.

Disposal of spilled coal ash a long, winding trip

(AP) -- More than a year after a Tennessee coal ash spill created one of the worst environmental disasters of its kind in U.S. history, the problem is seeping into several other states.

Enzyme in human salivary microbes decomposes PET-based plastics

Human saliva may contain an enzyme which can decompose the plastic polyethylene terephthalate (PET). Researchers found the promising enzyme, a hydrolase, in a database containing human metagenome samples. As they report in ...

page 2 from 16