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4 Most Glaring Errors Cited by Obama's Oil Spill Panel

(Oct. 7) -- Scientists describe the official response to BP's Gulf of Mexico oil disaster as a giant science experiment carried out in real time since it was the first in U.S. history involving a deep-water oil rig. Yet the preliminary assessment released this week by the Oil Spill Commission, which was appointed by...

Reports Sharply Contradict Claims About Vanished Oil

(Aug. 17) -- Two new reports from different groups of academic scientists are providing a counterweight to the government's rosy assertions that the Gulf of Mexico oil spill crisis is drawing to a close. One says that as much as 79 percent of the oil is still loose in the gulf; the other expresses the fear that oil on the...

Gulf Oil Spill Update: Fishing Resumes in Pensacola, Dispersant Concerns Linger

(Aug. 2) -- Food and Drug Administration Commissioner Margaret Hamburg announced Monday that state waters in the Pensacola region of Florida are now reopened to commercial fishing of finfish and shrimp. "I have heard first-hand from commercial fishermen and seafood processors about not only the importance of getting back...

Opinion: Gulf Oil Spill's Silent Victims -- The Children

(June 28) -- The BP oil spill has garnered international attention for unimaginable real and future losses: lives as well as livelihoods, wildlife and coastal communities. We've learned from the Exxon Valdez and other spills how these catastrophes impact ecosystems, and witnessed the years of rehabilitation and billions of...

Scientists Oppose Nano-Dispersant for Gulf

Stephen Lehmann, USCG / AFP / Getty Images

(May 28) -- The massive Gulf of Mexico oil spill has already hemorrhaged anywhere from 18 million to 40 million gallons of oil into the water, leaving federal and state emergency response officials desperate for any way to capture the spreading raw crude and protect the U.S. coastline. But this week, scientists in the...

Background on dispersants

A dispersant or a dispersing agent or a plasticizer or a superplasticizer is either a non-surface active polymer or a surface-active substance added to a suspension, usually a colloid, to improve the separation of and to prevent settling or clumping.

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