Donald Worster's A Passion for Nature is the most complete account of the great conservationist and founder of the Sierra Club ever written. It is the first to

"I am hopelessly and forever a mountaineer," John Muir wrote. "Civilization and fever and all the morbidness that has been hooted at me has not dimmed my glacia

Thomas Jefferson recorded weather observations, experimented with plant species, kept a pet mockingbird, and turned the entry hall at Monticello into a veritabl

Annotation. Twenty influential writers and scientists contribute personal, practical, and political essays celebrating our planet. In this powerful collection o

Notwithstanding the importance of modern technology, fieldwork remains vital, not least through helping to inspire and educate the next generation. Fieldwork ha