Gwrthrychau elusennol
TO ADVANCE THE EDUCATION AND TRAINING OF THE LOCAL COMMUNITY IN THOSE ASPECTS OF SUSTAINABLE DEVELOPMENT WHICH CAN IMPROVE THEIR QUALITY OF LIFE AND LOCAL ENVIRONMENT, AND TO PROMOTE RESEARCH AND THE DISSEMINATION OF INFORMATION, FOR THE PUBLIC BENEFIT, ABOUT SUSTAINABLE DEVELOPMENT. "SUSTAINABLE DEVELOPMENT" MEANS DEVELOPMENT CARRIED OUT WITH AWARENESS OF THE ECOLOGICAL AND/OR SOCIO-ECONOMIC IMPACTS OF BUILDING MATERIALS, ENERGY SYSTEMS, WASTE SYSTEMS, FOOD, TRANSPORT, WASTE, BIODIVERSITY AND LIFESTYLES, AND WITH A VIEW TO CONSERVING THE EARTH'S NATURAL RESOURCES.
