Sigurd Olson, prominent conservationist and north woods writer, traveled and camped by canoe extensively.

Roosevelt was a prominent conservationist, putting the issue high on the national agenda.

For four years, Mr. Pataki was, without question, New York's most prominent conservationist.

Rob Cantley, a prominent conservationist and artificial propagator of Nepenthes plants, assesses the current status of plants in the wild as follows:

J. Sterling Morton (1832-1902), prominent conservationist, lived in Monroe from 1834-1854.

Two new children's books explore the life of Jane Goodall, the chimpanzee expert and prominent conservationist.

Roosevelt is also a prominent conservationist.

For example, Republican President Theodore Roosevelt was a prominent conservationist whose policies eventually led to the creation of the modern National Park Service.

Originally specializing in zoology, he became a prominent early conservationist and student of Native American life.

They were joined by thousands of the era's prominent conservationists.