Sustainable tourism in protected areas : guidelines for planning and management

Autor: Eagles, Paul F. J., McCool, Stephen F., Haynes, Christopher D., Paul F.J. Eagles, Stephen F. McCool and Christopher D. Haynes ; prepared for the United Nations Environment Programme, World Tourism Organization and IUCN -- the World Conservation Union
Rok: 2002

Protecting the ozone layer the United Nations history

Autor: Andersen, Stephen O., by Stephen O. Andersen and K. Madhava Sarma.
Rok: 2002

Pollution prevention and abatement handbook, 1998 : toward cleaner production

Autor: World Bank Group in collaboration with the United Nations Environment Programme and the United Nations Industrial Development Organization
Rok: 1998

Biomass energy : data, analysis and trends : Paris, France, 23th-24th March 1998 : conference proceedings

Autor: International Energy Agency, European Commission - Research Directorate (DG XII), United Nations Environment Programme Industry and Environment
Rok: 1998

Employers and the environmental challenge

Autor: edited by Harry Z. Evan
Rok: 1986

World resources ... : a guide to the global environment

Autor: a report by The World Resources Institute ; in collaboration with The United Nations Environment Programme and The United Nations Development Programme People and the environment

Rok: 1986

The effects of weapons on ecosystems

Autor: Robinson, Julian Perry, J.P. Robinson ; with the assistance of the United Nations Environment Programme and United Nations Centre for Disarmament
Rok: 1979