Related to non-sustainable

Sustainable means a technology or concept that allows the use of a natural resource
Sustainable use means the use of components of biological diversity in a way and at a rate that does not lead to the long-term decline of biological diversity, thereby maintaining its potential to meet the needs and aspirations of present and future generations.
Sustainability means the use, development, and protection of resources at a rate and in a manner that enables people to meet their current needs while allowing future generations to meet their own needs; “sustainability” requires simultaneously meeting environmental, economic and community needs.
Non-Viable means having no potential for metabolism or multiplication;
Legal and Sustainable means production and process methods, also referred to as timber production standards, and in the context of social criteria, contract performance conditions (only), as defined by the document titled "UK Government timber procurement policy: Definition of Legal and Sustainable for timber procurement" (available from the Authority on request and from the CPET website). The edition current on the day the Contract is awarded shall apply.

non-sustainable definition