Tag: "scrap" at biology news
Selective logging causes widespread destruction of Brazil's Amazon rainforest, study finds
... 30 to 40 percent, so large amounts of sawdust and scrap
also decompose into atmospheric CO2." An estimated 400 million tons of carbon enter the atmosphere every year as a result of traditional deforestation in the Amazon, and Asner and his colleagues estimate that an additional 100 million tons is produc...
There's something fishy about human brain evolution
...ly humans evolved. Dr. Cunnane points to the table scrap
fossil evidence collected by his symposium co-organizer Dr. Kathy Stewart from the Canadian Museum of Nature, in Ottawa. Her study of fossil material excavated from numerous Homo habilis sites in eastern Africa revealed a bevy of chewed fish bones, p...
Art of Science exhibit opens at Princeton
...tition is a 3-ton "sculpture" that was found in a scrap
heap at the Princeton Plasma Physics Lab, a U.S. n...ore on the Princeton campus. "When I saw it at the scrap
yard over at PPPL it seemed to serendipitously reflect upon the university's Henry Moore sculpture, ...
Innovative projects help ORNL win 3rd straight DOE Pollution Prevention Award
...onating an old particle accelerator and converting scrap
wallboard into fertilizer has helped Oak Ridge National Laboratory save $5 million and earn a Department of Energy "Best In Class" Pollution Prevention Award for a third consecutive year. ORNL Director Jeff Wadsworth said 75 ORNL staff members in fi...
Rutgers-led group lands $2.55 million to advance high school biology and math
...n introduce new concepts quickly without having to scrap
their existing lessons and textbooks." An important component of the project will be evaluation of the materials. The team will look at student performance and measure how their attitudes change toward biology and mathematics. Brian Cobb, a professo...
Scrap tires can be used to filter wastewater
Every year, the United State produces millions of scrap
tires that clog landfills and become breeding areas for pests. Finding adequate uses for castoff tires is a continuing challenge and illegal dumping has become a serious problem throughout the nation. Dr. Yuefeng Xie, associate professor of environme...
ACS News Service Weekly PressPac -- February 14, 2007
...ibe tests of their process on almost a half-ton of scrap
PCBs, which showed that it is efficient and enviro...endly. The technology involves special crushing of scrap
PCBs, followed by separation of the metallic and non-metallic materials with an electric field. The ...
UN, industry, others partner to create world standards for e-scrap recycling, harvesting components
...t valuable components in electrical and electronic scrap
(E-scrap), extending the life of products and markets for their reuse, and harmonizing world legislative and policy approaches to e-scrap are prime goals of a new global public-private initiative called Solving the E-Waste Problem (StEP). Major hi...
Cooperative science program yields results
...net manufacturer came up with a way to utilize the scrap
wire by lashing it into sturdy slotted panels. This achieved the concept originally conceived by Dr. Rose while being practical for everyday fishing conditions. Using an exempted fishery permit intended for such experimental work, both designs wer...
American Chemical Society's Weekly PressPac -- June 20, 2007
...That approach fostered recycling of beverage cans, scrap
steel, and glass containers, which are melted to produce aluminum, glass and steel. However, no process has emerged to depolymerize, or breakdown, the long chains of molecules that make up millions of pounds of polymer, or plastic, materials that are...
Report recommends off-site disposal of secondary waste
...d carbon, brine solutions and salts, wood dunnage, scrap
metal, plastics, and spent decontamination solutio...or recycling facility. The report recommends that scrap
metal continue to be recycled or disposed of off-site as much as possible. Plastics, in the form o...