On the Cover: Agnes Denes (drawing), Proposal for a Forest–1.5 x 1.5 miles–10,000 Trees, 10,000 People, 400 Years (detail), 1983. Metallic ink on gouache on mylar. Agnes Denes (photograph), view of newly-planted Tree Mountain–A Living Time Capsule–10,000 Trees, 10,000 People, 400 Years, project realized in Ylojarvi, Finland.
