Table 2 Organisational websites used for specialist search of grey literature including the link, search details and results as of 3rd August 2022

International Union for Conservation of Nature (IUCN)

https://portals.iucn.org/library/

Publications

14

Food and Agriculture Organisation (FAO)

https://www.fao.org/publications/search/en/

896

Society for Ecological Restoration (SER)

https://www.ser-rrc.org/resource-database/

Keyword search

64

Global landscapes Forum (GLF)

https://www.globallandscapesforum.org/#

16

Landscapes for People, Food and Nature

http://peoplefoodandnature.org/

Publications only

5

World Resources Institute

https://www.wri.org/resources

Research

95

Stockholm Resilience Centre

https://www.stockholmresilience.org/

Publications

137

UN-REDD

https://www.un-redd.org/document-library

0

WWF

https://wwf.panda.org/discover/knowledge_hub/

13

Tropenbos International

https://www.tropenbos.org/resources/publications

21

Ecoagriculture Partners

https://ecoagriculture.org/resources/publications/

7

International Tropical Timber Organisation

https://www.itto.int/

100 screened of 435

World Agroforestry (ICRAF)

https://www.worldagroforestry.org/publications-all

Documents and publications

590 screened of 1078

Center for International Forestry Research (CIFOR)

https://www.cifor.org/knowledge/publications/

6

Consultative Group on International Agricultural Research (CGIAR)

https://www.cgiar.org/research/publications/

60

European Forest Institute

https://efi.int/

10

Rainforest Alliance

https://www.rainforest-alliance.org/resource/latest/

6