"We know they have an association with forestry plantations, " said Chris, who has been working on long-eared owl conservation since the early 1990s.

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The CBFA clearly stipulates that Canadian forest managers can certify their practices to certificate programs run by FSC or by the Sustainable Forestry Initiative and its ally, the Canadian Standards Association.

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The Scottish Wildlife Trust (SWT), Scottish Natural Heritage (SNH), Forestry Commission Scotland (FCS), and the Scottish Rural Property and Business Association (SRPBA) are involved in the project.

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