Environmental Protection Agency

Environmental Protection Agency

The Environmental Protection Authority, is an authority established by EPA Act 490, 1994 Derived from Wikipedia licensed CC-BY-SA.

Open Access statistics for Environmental Protection Agency, Ghana, covering academic research published from 2000 to 2025. Read More.


Open Access Percentage

57%


Total
Publications

1.7K


Total Open
Publications

976


Total
Citations

58K


Open Access
Percentage

57%


Total
Publications

1.7K


Total Open
Publications

976


Total
Citations

58K

Wikipedia

Website

download

Breakdown

11% 22% 24% 43%

Publisher Open

11%

Both

22%

Other Platform Open

24%

Closed

43%

Percentage of Open Access over time

0%10%20%30%40%50%60%70%80%90%100%
20002001200220032004200520062007200820092010201120122013201420152016201720182019202020212022202320242025

Publisher Open

Both

Other Platform Open

Closed

Volume of Open Access over time

020406080100120140160180Total Publications
20002001200220032004200520062007200820092010201120122013201420152016201720182019202020212022202320242025

Open

Closed

Publisher Open

43%OA Journal

OA Journal 43%

244

Hybrid 31%

171

No Guarantees 26%

148

Other Platform Open

Domain 82%

631

Institution 37%

290

Other Internet 7%

53

Public 1%

10

Preprint 1%

9

Other Platform Locations

Name

Platform Type

Publications

PubMed Central
Domain
646
doaj.org OAI-PMH Repository
Institution
124
Office of Scientific and Technical Information
Institution
75
DOI
Other Internet
38
Unknown Repository
Other Internet
22
Le Centre pour la Communication Scientifique Directe - HAL - Diderot
Institution
13
California Digital Library
Institution
12
Figshare
Public
10
wur.nl OAI-PMH Repository
Institution
8
University of Oslo
Institution
7
1 / 13

Data updated 12 August 2026

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