Environmental Protection

Nature and Man

A World of Green Hills: Observations of Nature and Human Nature in the Blue Ridge

The Cutting of the Forest

American Forest Trees

On the Pollution of the Rivers of the Kingdom

In Beaver World

Poems of Nature

Friends in Feathers and Fur, and Other Neighbors: For Young Folks

Paula Helps Prevent Air Pollution

Outsmart Waste

Archaeology in the PPG16 Era

Our National Parks

Sustainable Home

The blood bath has begun, are we too late to save humanity

A Book of Dartmoor: Historical Novel

Riders on the Storm

A Walk in the Park

CATASTROPHE ALERT! What Is To Be Done Against the Willful Destruction of the Unity of Humanity and Nature

The Amazing Story of a Small Blue Planet

A Scurry of Squirrels