To read more, see "Grave Disputes" by John Travis, Science Magazine, Vol. 330, Issue 6001. pp.166-170.
The American Archaeological Association has also addressed a number of these concerns in their Code of Professional Conduct.
Though disputes still frequently occur, many archaeologists have found ways to collaborate with native communities. This same issue of Science Magazine contains a short article about a 12-year long collaboration between a team of archaeologists and paleontologists and the Tlingit tribe in Alaska where when the scientists discovered human remains on tribal land, the local tribe gave the scientists access to the bones and then jointly reburied the remains in a two-day celebration that involved the Tlingit, local bureaucrats and the scientists.