Tag: "dredge" at biology news
Bacterium could treat PCBs without the need for dredging
...d method to remove PCBs from the environment is to dredge
and then deposit the sediments in a landfill. In order to detoxify PCBs the strong bonds between the chlorine atoms and the biphenyl compounds that make up the PCB atomic structure need to be broken, a process known as dechlorination. More than t...
Drug discovery team to explore newly discovered deep-sea reefs
... corals had been brought up using surface-operated dredge
and grab sampling equipment. However, just as the vast majority of the ocean remains poorly mapped and unexplored--even off Miami--these potentially important areas remained unseen.In December of 2005, as part of the National Oceanic and Atmospheric ...
Ultrasound and algae team up to clean mercury from sediments
...h the cleanup." Weavers envisions that boats could dredge
sediments from contaminated waterways and clean them on board using ultrasonic equipment and algae-based filters. Then the clean sediment could be returned to its original location. Or, the equipment could be placed directly on sediment to treat it i...
Microfossils show promise in prospecting climate history
...cteristic of powerful hurricanes their ability to dredge
up off-shore ocean deposits. In a study funded by the National Science Foundation, Hippensteel and University of Delaware geologist Ronald E. Martin analyzed sediment cores taken from a South Carolina back-barrier marsh and indeed found numerous lay...
Plants become green Mr. Clean to combat toxic messes
...hemicals where it's impossible to dig them all up, dredge
them or burn them. It's not economically possible; it simply will never happen and these sites will continue to be problems for wildlife and people."...