Rachel Carson honor at risk in Senate May 23, 2007 WASHINGTON – Oklahoma Sen. Tom Coburn has effectively blocked a resolution to honor environmental author Rachel Carson on the 100th anniversary of her birth, saying that her warnings about environmental damage have put a stigma on potentially lifesaving pesticides, congressional staffers said yesterday. Sen. Benjamin Cardin, D-Md., had intended to submit a resolution celebrating Carson, author of the 1962 book “Silent Spring,” for her “legacy of scientific rigor coupled with poetic sensibility.” Carson, who died in 1964, would have turned 100 this Sunday. Cardin has delayed the legislation, a spokeswoman...