A seed-form at the edge of the continent, its aperture tuned to the winter solstice.
A bronze gateway for World Expo '88, dedicated to those who work for peace.
A redwood spiral in a Beverly Hills park, bending nature into one gesture.
A plaza that keeps time by the sun, at the Solar Living Center in Hopland.
A playground of local history, water, and climbing branches in Escondido.
Six desert acres shaped by earthen berms, palm oasis, and a solar calendar.
A form that lets you feel the weight of our presence on the living Earth.
Aqueducts, pumps, and wet sand, for children to build and explore.
A bicycle-powered installation about the choices we make.
Sculpting with the Environment, the 1995 dialogue he gathered and edited.