policy_source_title: totals

abs rel
World Meteorological Organization 29 13.6%
Publications Office of the European Union 25 11.7%
National Renewable Energy Laboratory 22 10.3%
Government Publishing Office 18 8.4%
Government of Canada 8 3.7%
EPA 7 3.3%
Joint Research Centre 7 3.3%
The UK Government 7 3.3%
UNESCO 7 3.3%
State of Alaska 6 2.8%
State of Texas 5 2.3%
IIASA 4 1.9%
State of California 4 1.9%
State of Washington 4 1.9%
House Committees 3 1.4%
Inter-American Development Bank 3 1.4%
World Bank 3 1.4%
Analysis & Policy Observatory 2 0.9%
Arctic Council 2 0.9%
Food and Agriculture Organization of the United Nations 2 0.9%
New York State 2 0.9%
State of Minnesota 2 0.9%
State of North Carolina 2 0.9%
Australian Government Department of the Environment and Energy 1 0.5%
Baden-Wüerttemberg.de 1 0.5%
Bayerische Staatsregierung 1 0.5%
Boletín Oficial del Estado 1 0.5%
CEEPR 1 0.5%
Chatham House 1 0.5%
City of New York 1 0.5%
City of Seattle 1 0.5%
Commonwealth of Massachusetts 1 0.5%
Ecologic Institute 1 0.5%
European Marine Board 1 0.5%
European Parliamentary Research Service 1 0.5%
Federal Register 1 0.5%
Government of India 1 0.5%
Government of Italy 1 0.5%
Government of Singapore 1 0.5%
Government of Switzerland 1 0.5%
Government of the Philippines 1 0.5%
Irish Environmental Protection Agency 1 0.5%
Konrad Adenauer Stiftung 1 0.5%
Northern Ireland Executive 1 0.5%
Norwegian Environment Agency 1 0.5%
Office National des Forêts 1 0.5%
PBL Netherlands Environmental Assessment Agency 1 0.5%
Province of Nova Scotia 1 0.5%
Royal Society 1 0.5%
Senate Committees 1 0.5%
State of Georgia 1 0.5%
State of Idaho 1 0.5%
State of Illinois 1 0.5%
State of Indiana 1 0.5%
State of Louisiana 1 0.5%
State of Missouri 1 0.5%
Sustainable Development Policy Institute 1 0.5%
Sveriges Riksdag 1 0.5%
U.S. Government Accountability Office 1 0.5%
Umwelt Bundesamt 1 0.5%
WWF 1 0.5%
World Energy Council 1 0.5%
World Resources Institute 1 0.5%

policy_source_title: per year

1981

abs rel
IIASA 1 100.0%

1982

abs rel
IIASA 1 100.0%

1986

abs rel
IIASA 1 100.0%

1989

abs rel
Government of Canada 1 100.0%

1999

abs rel
World Meteorological Organization 2 66.7%
EPA 1 33.3%

2000

abs rel
State of Alaska 1 50.0%
UNESCO 1 50.0%

2001

abs rel
National Renewable Energy Laboratory 2 50.0%
State of Georgia 1 25.0%
The UK Government 1 25.0%

2002

abs rel
Government Publishing Office 2 100.0%

2003

abs rel
EPA 1 50.0%
Umwelt Bundesamt 1 50.0%

2004

abs rel
Joint Research Centre 2 66.7%
World Energy Council 1 33.3%

2005

abs rel
The UK Government 2 66.7%
State of California 1 33.3%

2006

abs rel
City of New York 1 50.0%
World Meteorological Organization 1 50.0%

2007

abs rel
State of Texas 2 50.0%
The UK Government 1 25.0%
U.S. Government Accountability Office 1 25.0%

2008

abs rel
Bayerische Staatsregierung 1 16.7%
Government Publishing Office 1 16.7%
New York State 1 16.7%
Senate Committees 1 16.7%
UNESCO 1 16.7%
World Meteorological Organization 1 16.7%

2009

abs rel
Joint Research Centre 2 33.3%
Government Publishing Office 1 16.7%
IIASA 1 16.7%
PBL Netherlands Environmental Assessment Agency 1 16.7%
UNESCO 1 16.7%

2010

abs rel
Government Publishing Office 2 33.3%
World Meteorological Organization 2 33.3%
Food and Agriculture Organization of the United Nations 1 16.7%
Publications Office of the European Union 1 16.7%

2011

abs rel
Government Publishing Office 1 16.7%
Government of Canada 1 16.7%
Joint Research Centre 1 16.7%
Publications Office of the European Union 1 16.7%
UNESCO 1 16.7%
World Meteorological Organization 1 16.7%

2012

abs rel
EPA 1 33.3%
State of Alaska 1 33.3%
UNESCO 1 33.3%

2013

abs rel
Publications Office of the European Union 2 15.4%
State of Washington 2 15.4%
Analysis & Policy Observatory 1 7.7%
EPA 1 7.7%
Government Publishing Office 1 7.7%
Joint Research Centre 1 7.7%
State of Alaska 1 7.7%
State of California 1 7.7%
State of Minnesota 1 7.7%
State of Missouri 1 7.7%
World Meteorological Organization 1 7.7%

2014

abs rel
Government Publishing Office 4 26.7%
World Meteorological Organization 4 26.7%
Publications Office of the European Union 3 20.0%
Baden-Wüerttemberg.de 1 6.7%
New York State 1 6.7%
Office National des Forêts 1 6.7%
WWF 1 6.7%

2015

abs rel
World Meteorological Organization 3 37.5%
Federal Register 1 12.5%
Government of Canada 1 12.5%
Northern Ireland Executive 1 12.5%
State of Louisiana 1 12.5%
The UK Government 1 12.5%

2016

abs rel
Government Publishing Office 3 21.4%
Publications Office of the European Union 3 21.4%
EPA 2 14.3%
Arctic Council 1 7.1%
City of Seattle 1 7.1%
Government of Singapore 1 7.1%
Government of Switzerland 1 7.1%
State of Illinois 1 7.1%
World Meteorological Organization 1 7.1%

2017

abs rel
Government of Canada 3 15.0%
Publications Office of the European Union 3 15.0%
State of Alaska 3 15.0%
National Renewable Energy Laboratory 2 10.0%
State of North Carolina 2 10.0%
Arctic Council 1 5.0%
Government Publishing Office 1 5.0%
Royal Society 1 5.0%
State of California 1 5.0%
State of Minnesota 1 5.0%
State of Texas 1 5.0%
World Meteorological Organization 1 5.0%

2018

abs rel
National Renewable Energy Laboratory 2 10.5%
State of Texas 2 10.5%
World Meteorological Organization 2 10.5%
Australian Government Department of the Environment and Energy 1 5.3%
CEEPR 1 5.3%
Chatham House 1 5.3%
EPA 1 5.3%
Ecologic Institute 1 5.3%
Government Publishing Office 1 5.3%
Government of the Philippines 1 5.3%
Publications Office of the European Union 1 5.3%
State of California 1 5.3%
State of Idaho 1 5.3%
State of Indiana 1 5.3%
State of Washington 1 5.3%
The UK Government 1 5.3%

2019

abs rel
Publications Office of the European Union 5 20.8%
National Renewable Energy Laboratory 4 16.7%
House Committees 3 12.5%
World Bank 2 8.3%
World Meteorological Organization 2 8.3%
Analysis & Policy Observatory 1 4.2%
Food and Agriculture Organization of the United Nations 1 4.2%
Government Publishing Office 1 4.2%
Government of Canada 1 4.2%
Government of Italy 1 4.2%
Joint Research Centre 1 4.2%
Province of Nova Scotia 1 4.2%
State of Washington 1 4.2%

2020

abs rel
National Renewable Energy Laboratory 4 20.0%
Inter-American Development Bank 3 15.0%
Publications Office of the European Union 3 15.0%
World Meteorological Organization 3 15.0%
Commonwealth of Massachusetts 1 5.0%
Irish Environmental Protection Agency 1 5.0%
Konrad Adenauer Stiftung 1 5.0%
Norwegian Environment Agency 1 5.0%
The UK Government 1 5.0%
World Bank 1 5.0%
World Resources Institute 1 5.0%

2021

abs rel
National Renewable Energy Laboratory 8 42.1%
World Meteorological Organization 4 21.1%
UNESCO 2 10.5%
European Marine Board 1 5.3%
European Parliamentary Research Service 1 5.3%
Government of India 1 5.3%
Publications Office of the European Union 1 5.3%
Sustainable Development Policy Institute 1 5.3%

2022

abs rel
Publications Office of the European Union 2 40.0%
Boletín Oficial del Estado 1 20.0%
Sveriges Riksdag 1 20.0%
World Meteorological Organization 1 20.0%

policy_source_title: missing year

abs rel
Government of Canada 1 100.0%