This is either anticipatory or preventative, and related to management of unknown risk where scientific uncertainty combines with the potential for substantive harm

All producers of waste should be legally and financially responsible for safe handling, environmentally sound disposal and creating an incentive to produce less waste

Treatment and disposal of waste should take place as near as possible to the point of production as is technically and environmentally possible.

Pollutants causing adverse effects to the environment

Pollution can be caused by activities from. . .

Described as the 'wise use' which determines that human exploitation is an essential aspect is referred to as. . .

Conservation is achieved when both the land and its owner end up better by reason of partnership.

Brought environmental issues to the fore in government thinking to aspire and guide the people of the world in the preservation and enhancement of human environment

Sustainability relates to the state and capacity to continue indefinitely

Sustainable Development is a form of development that meets the needs of the present without compromising the ability of future generations to meet their own needs.

An international conference called for by the Brundtland Commission that resulted to making eco-efficiency a guiding principle for business and government.

A conference whose goal is integrating and setting specific time targets for plans to deal with issues such as health, children, water and poverty.

Aimed at local government, with the urgent and evocative message to "Think Global, Act Local."

Models of Sustainability and Sustainable Development