You may have read last week about some of the ethical dilemmas facing university professors who have flocked to the Gulf Coast this summer to aid in oil-spill cleanup and to do research.
You didn't? Click here.
The spill has proven a massive catastrophe and has drawn the interest of plenty of experts on the environment. Among them: The folks from the Nicholas School of the Environment at Duke, which recently sent a delegation to the Gulf to check things out.
They have documented their trip in words and pictures.