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NAL Agricultural Thesaurus
U.S. Department of Agriculture

Concept Breadcrumbs

Fields of Study > physics > thermodynamics > energy conversion > emergy
Fields of Study > physics > energy > energy flow > energy conversion > emergy
Fields of Study > sustainability science and engineering > industrial ecology > energy flow > energy conversion > emergy
Natural Resources, Conservation, Environment > environmental sustainability > industrial ecology > energy flow > energy conversion > emergy
Preferred Term:

emergy

Definition:
Available energy of one kind previously required directly or indirectly to make a product or service (emjoule).
Concept Schemes:
NALT Full
Broader Concept:
energy conversion
Narrower Concepts:
Related Concepts:
Entry Terms:
  • emjoules
URI:
https://lod.nal.usda.gov/nalt/198470
Download this Concept:
RDF/XMLCreated 2013-04-03, last modified 2013-12-06