The Nature of Things

Living in a Sunhouse / Brittle Bones / DIAL (23x5)

Ημερομηνία προβολής: Νοέ 17, 1982

Featured: Solar techniques to improve the thermal efficiency of a house; treatment methods for fragile bones (osteoporosis); and a laser system called DIAL (Differential Absorption Lidar) that measures levels of environmental pollution.