Home › Entities › index_number › Environmental Performance Index

Environmental Performance Index

quantifying the environmental effect of a state's policies
Intangible index_number Q1261772
Press Enter · cited answer in seconds

Summary

Environmental Performance Index is an index number[1].

Key Facts

  • Developer: Yale University[2], The Earth Institute[3]
  • Main Wikidata property: P12417[4]

Related Entities

The Earth Institute

References

Programmatic citations — every numbered marker resolves to a verifiable graph row below.

Direct Wikidata claims

  1. [2] ↑ . epi.yale.edu. epi.yale.edu. Provenance: wikidata.org.
  2. [3] ↑ . epi.yale.edu. epi.yale.edu. Provenance: wikidata.org.
  3. [4] ↑ . wikidata.org.

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

📑 Cite this page

Use these citations when quoting this entity in research, articles, AI prompts, or wherever provenance matters. We aggregate Wikidata + Wikipedia + authoritative open-data sources; the stitched, scored, cross-referenced view is what 4ort.xyz contributes.

APA 4ort.xyz Knowledge Graph. (2026). Environmental Performance Index. Retrieved October 30, 2026, from https://4ort.xyz/entity/environmental-performance-index
MLA “Environmental Performance Index.” 4ort.xyz Knowledge Graph, 4ort.xyz, 30 Oct. 2026, https://4ort.xyz/entity/environmental-performance-index.
BibTeX @misc{4ortxyz_environmental-performance-index_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Environmental Performance Index}}, year = {2026}, url = {https://4ort.xyz/entity/environmental-performance-index}, note = {Accessed: 2026-10-30}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Environmental Performance Index — https://4ort.xyz/entity/environmental-performance-index (retrieved 2026-10-30)

Canonical URL: https://4ort.xyz/entity/environmental-performance-index · Last refreshed: