Attaching rights to carbon in standing forest, while easier to define, will run into similar problems in places where ownership of forestland and forest services are weak and ill-defined.

ECONOMIST: Letters

Forest extended their unbeaten run at home to 30 games in front of more than 29, 000 people - to the delight of Forest boss Billy Davies.

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Despite a goalless opening 70 minutes, this top-of-the-table clash proved a gripping encounter from start to finish, with Forest playing their part as they looked to bring their run of six away defeats to an end.

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With a vertical drop of 333m, the terrain starts with craggy-peaked summit vistas before plunging into the gnarly-rooted forest below, giving riders access to a run of almost 1, 500m.

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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 result stretched Forest's winless streak to five games and Coventry's unbeaten run to 10.

BBC: Nottm Forest 1-1 Coventry

"My job is to try to design and establish a robust multi-purpose forest which will be sustainable in the long run, " he said.

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The defeat means the Canaries slip below Nottingham Forest into third in the table and brings an end to their eight-game unbeaten run in the Championship.

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Vale also highlights its support for an extensive monitoring operation in the forest run by the Brazilian Government's conservation agency ICMBio - so we checked with the agency to get their perspective.

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