Sustainability aims to balance the needs of the present without compromising the ability of future generations to meet their own needs.

Sustainability is typically considered to have three dimensions: environmental, economic, and social.

Resource conservation refers to the practices and policies aimed at reducing the use of resources and materials.

Fossil fuels, such as coal, oil, and natural gas, are non-renewable energy sources.

Waste reduction refers to the practices and policies aimed at reducing the amount of waste produced.

Oxygen is not a greenhouse gas.

Natural resource management refers to the practices and policies aimed at managing and protecting natural resources.

Risk assessment is not a type of environmental impact assessment.

Ecological restoration refers to the practices and policies aimed at restoring damaged ecosystems.

Voluntary agreements are not a type of environmental policy instrument.

Environmental integration refers to the practices and policies aimed at integrating environmental considerations into decision-making.

SA8000 is not a type of environmental management system.

Environmental auditing refers to the practices and policies aimed at assessing the environmental performance of an organization.

Gross domestic product is not a type of environmental indicator.

Environmental reporting refers to the practices and policies aimed at communicating environmental information to stakeholders.