Category: Ecology Adirondacks (DVD) Amazon Diary (DVD) Cowhand's Song: Crisis on the Range Cry of the Beluga, The Earth and the American Dream (DVD) Earth and the American Dream (VHS) Eight Minutes to Midnight (DVD) Elephant Diary (DVD) Endangered Species Garden of Eden, The In the Presence of Healers (DVD) In the Presence of Healers (VHS) Man Who Planted Trees (DVD) Man Who Planted Trees, The Mother Earth Mystery of the Blue Whale, The (DVD) Mystery of the Blue Whale, The (VHS) Niagara Falls (DVD) Niagara Falls (VHS) Old Quabbin Valley, The Wild by Law: The Rise of Environmentalism and the Creation of the Wilderness Act (DVD) Wild by Law: The Rise of Environmentalism and the Creation of the Wilderness Act (VHS) Wilderness Idea, The: John Muir, Gifford Pinchot and the First Great Battle for Wilderness (DVD) Wilderness Idea, The: John Muir, Gifford Pinchot and the First Great Battle for Wilderness (VHS) Yosemite: The Fate of Heaven