41.   The only vigorous debate of that proposition occurs nowadays in academic journals.

42.   The project has sparked vigorous debate within government and scientific circles over whether it will help or hinder the spread of nuclear weapons.

43.   The program was at the center of a vigorous public debate last July when Thomas Bird was appointed as its new director.

44.   The proposal, issued by the Environmental Protection Agency, had been widely anticipated and has already prompted vigorous debate.

45.   The shooting in the tiny town of Redford has sparked vigorous debate over whether the military should participate in law enforcement operations.

46.   The Suszkin case was only the latest one in a long-standing Israeli policy that welcomes vigorous debate but prosecutes incitement.

47.   The vigorous German debate over the past is probably more valuable for memorializing the Holocaust than any field of stones.

48.   The vigorous debates with white teachers taught me how to use the library to explore and explain my African-American heritage.

49.   Their vote to lower taxes was preceded by a vigorous statewide debate in which the pros and cons were thoroughly aired and the details widely disseminated.

50.   There is a split among the senior U.S. strategists on what effect a vigorous Japanese political debate would have on U.S. interests.