In recent years it has become impossible to talk about man's relation to nature without referring to "ecology". . . such leading scientists in this area as Rachel Carson, Barry Commoner, Eugene Odum, Paul Ehrlich and others, have become our new delphic voices. . . so influential has their branch of science become that our time might well be called the "Age of Ecology".
One of the biggest differences between liberalism and conservativism these days, is that conservativism isn't what conservativism should be, and liberalism is what liberalism ought not to be.