Scientific American: Camille Parmesan didn’t mind having her early work denigrated by Rush Limbaugh during his on-air program. “Actually, I was quite pleased with that,” she says of the radio show host, who derided her studies on the geographic shifts of a butterfly species because of climate change. “I thought if I got his goat that heavily, then I must be making an impact.” That was in 1996, and since then she has become one of the leading conservation biologists monitoring what rapid climate change is …