The following major updates have been made to the Collaboration for Environmental Evidence Guidelines and Standards for Evidence Synthesis in Environmental Management Version 5.1:

June 25th 2023- Updates to Section 8 Data Synthesis. Major updates were made to the Quantitative Data Synthesis Section.

October 18th 2022- Updates made to Section 4 on Conducting a Search and Section 5 on Eligibility Screening.

October 3rd 2022- Environmental Evidence Guidelines and Standards for Evidence Synthesis in Environmental Management Version 5.1 has been added.

September 25th 2022 – Major update to Section 7 on Critical Appraisal of Study Validity has been added.

 

The following updates have been made to the Collaboration for Environmental Evidence Guidelines and Standards for Evidence Synthesis in Environmental Management Version 5.0:

March 15th 2021 – Links to CEE Critical Appraisal Tool added to Sections 3.5 and 8.2.

September 3rd 2020 – Minor rewording of Section 10.3.1 for clarity.

September 2nd 2020 – Additions to Section 2.2 on Stakeholder engagement. Information on ROSES checklists added to Section 3.1. Updated references and corrections made to Section 3.2. References list updated.

August 11th 2020 – Minor edits made to ‘standards for conduct and reporting’ in Sections 5-9.

Last updated March 15th 2019 – Section 6, Standard 4 updated to reflect that dual screening of a subsample of full texts may be acceptable when article numbers are high.

Last updated March 8th 2019 – Sections 5 & 6, changes were to reflect use of ROSES reporting standards.

November 9th 2018 – Section 3, corrections to subsection numbering were made.

November 2nd 2018 – Section 3, Box 3.5, corrected to indicate that if there are any factors, other than the intended intervention or exposure, that may have influenced the outcome it is a high risk of bias, not low risk of bias.

October 10th 2018 – Section 8: Box 8.1, Example 2 was changed to include both internal and external validity.

July 4th 2018 – Section 4: the format and templates guidance was updated in line with the changes to the journal instructions for authors.