The road from Rio: International law after the Earth Summit Author Freestone D. Journal/Series Journal of Environmental Law | Vol. 6(2); 193 - 218; 20 p. Date 1994 Source IUCN (ID: ANA-052786) Publisher | Place of publication Oxford University Press | Eynsham, UK Language English Field of application International Subject Environment gen. Keyword Policy/planning Precautionary principle Soft law