text: include environmental protection and sustainable use of natural resources as an integral part of all levels of education. Interdisciplinary scientific tr;aining programmes should be established. Nonformal learning, such as nat1ure awareness experiences, adult education and cross-cultural programmes, and other active involvement of people in the processes I • • • A/CONF.151/PC/10 English Page 32 and decisions affecting their lives and environments is equally important. Extending opportunities for such learning should be a major priority for all non-governmental sectors and should attract government support. Special attention should be given to on-the-job training. (g) At the regional, national and subregional level, the countries of the ECE region should work to develop and improve schemes for informing consumers of the environmental qualities of products over their lifecycle, thereby helping them choose environmentally sound products and lifestyles. Such schemes could include standardized environmental labelling and logos. The purchasing practices of all sectors of society should be encouraged to favour environmentally sound products and services. Public knowledge about and attitudes towards the environment should be monitored periodically through surveys. Data on natural resources and sustainable development should form a common basis for environmental actions, and be used as input in research, national income acounts, and economic and physical planning. This should be made available through a network of resource centres and data banks such as the European Environmental Agency. Governments should strengthen their activity in the transfer of environmental information and expertise from the more experienced to interested countries within the ECE region and to developing countries. One example is the Regional Environmental Centre for Central and Eastern Europe is being established in Budapest. THE ECONOMICS OF SUSTAINABLE DEVELOPMENT 6. The World Commission stated that: "Two conditions must be satisfied before international economic exchanges can become beneficial for all involved. The sustainability of ecosystems on which 
analysis: The text discusses the importance of environmental protection and sustainable use of natural resources, and how it should be integrated into various aspects of society, including education and economic development. It also touches on the need for information and expertise sharing between countries. These themes suggest that the text is primarily focused on environmental and economic issues.