zone de combat: woodland on openstreetmap
TRANSCRIPT
Jerry Clough : Zone de Combat
Zone de Zone de CombatCombat
Jerry Clough – SK53Maps Matter (sk53-osm.blogspot.com/)
Jerry Clough : Zone de Combat
Two roads diverged in a wood, and I —I took the one less traveled by,And that has made all the difference.Robert Frost, The Road Not Taken 1920
Jerry Clough : Zone de Combat
ThemesThemes
• Where we are (why we map forests badly)
• Why we should map forests better
• Where can we start• What do we want to know• How we can do it
Jerry Clough : Zone de Combat
OS 7OS 7thth Series Series
Source: map examples, OpenStreetMap Out of Copyright Ordnance Survey Maps; OS map key, OSM wiki
Jerry Clough : Zone de Combat
OS 7OS 7thth Series Series
Source: map examples, OpenStreetMap Out of Copyright Ordnance Survey Maps; OS map key, OSM wiki
Jerry Clough : Zone de Combat
OSM Cartography of OSM Cartography of WoodlandWoodland
Credits: map examples: Andy Allan, OpenCycleMapSan Michele, Gio le Gamb on Panaramio
Jerry Clough : Zone de Combat
OSM Cartography of OSM Cartography of WoodlandWoodland
Credits: map examples: Andy Allan, OpenCycleMapSan Michele, Gio le Gamb on Panaramio
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Worldwide Forest DistributionWorldwide Forest Distribution
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A real wood: The DeltaA real wood: The Delta
Jerry Clough : Zone de Combat
A real wood: The DeltaA real wood: The Delta• Broad-leaved• Deciduous• Dominant trees:
– Alder (Alnus glutinosa) – with White Willow (Salix
alba)• Plant communities
– Salicion albae– Alneta glutinosae– UK NVC W6b
• Natural– Self-sustaining
• Protection– Nature Reserve– Site of Special Scientific
Interest About 40 years old (1970s)
• Purpose : wildlife conservation
• Managed by panel coppicing
• Ownership etc– Operated by Notts WT– Owned by Cemex
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Things we may know about Things we may know about WoodlandWoodland
• Plant composition– Evergreen / Deciduous– Coniferous/Broad-leaved
Mixed– Dominant tree species– Ground cover
• Main Purpose– Conservation– Timber / Wood Products– Hunting– Leisure– Multi-use– …
• Management– Coppicing / Pollarding– Clear-felling / Selective
extraction– Neglected
• Planted / Self-sustaining– Plantations
• Serried rows of trees• Age
– Ancient Woodland / Urwaelder
• Operator• Management
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Top Down / Bottom UpTop Down / Bottom Up• Top Down
– Simple concepts– Step-wise
refinement• Easily recognised
types• Build on existing
tagging
• Classic Phytosociology– Requires either
• Open Data from Universities & Nature bodies
• Detailed surveys (releve)
– Swiss official classification not completed after 50+ years
• Different tagging
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Focus on HolarcticFocus on Holarctic
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Tremling AspenTremling Aspen
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Beech WoodBeech Wood
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Salix RiverineSalix Riverine
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Scot’s PineScot’s Pine
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Bluebell WoodBluebell Wood
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Poplar PlantationPoplar Plantation
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Brich WoodBrich Wood
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Caledon (Pine) WoodCaledon (Pine) Wood
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Oak 1Oak 1
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CottonwoodCottonwood
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LarchLarch
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Olympic Rain ForestOlympic Rain Forest
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Oak 2 (Sherwood)Oak 2 (Sherwood)
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Sitka Spruce (Plantations)Sitka Spruce (Plantations)
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Poplar PlantationPoplar Plantation
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Jerry Clough : Zone de Combat
Jerry Clough : Zone de Combat
Jerry Clough : Zone de Combat
Jerry Clough : Zone de Combat
Jerry Clough : Zone de Combat
Floristic Regions in the Floristic Regions in the HolarcticHolarctic
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Major Genera of Holarctic Major Genera of Holarctic Forest TreesForest Trees
• Pines (Pinus)Pines (Pinus)• Spruces (Picea)Spruces (Picea)• Larches (Larix)Larches (Larix)• Silver Firs (Abies)Silver Firs (Abies)• CypressCypress
• Beech (Fagus)Beech (Fagus)• Oaks (Quercus)Oaks (Quercus)• Birches (Betula)Birches (Betula)• Chestnuts Chestnuts
(Castanea)(Castanea)• Limes (Tilia)Limes (Tilia)• Maples (Acer)Maples (Acer)• Ashes (Fraxinus)Ashes (Fraxinus)• Elms (Ulmus)Elms (Ulmus)
Jerry Clough : Zone de Combat
Jerry Clough : Zone de Combat
Larch Woodland : an Larch Woodland : an exampleexample
Jerry Clough : Zone de Combat
Larch Woodland : an Larch Woodland : an exampleexample
• Deciduous conifer– Circumboreal distribution– Climax forests
• Valued for timber & amenity
• Forest tree– plantations outside native range
• Threatened– Phythophora ramorum– Climate Change– Genetic mixing of species
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Jerry Clough : Zone de Combat
Jerry Clough : Zone de Combat
ConclusionConclusion
Trees
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ConclusionConclusion
Trees, Woods
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ConclusionConclusion
Trees, Woods, forests…
Jerry Clough : Zone de Combat
ConclusionConclusion
Trees, Woods, forests…
Beautiful …
Jerry Clough : Zone de Combat
ConclusionConclusion
Trees, Woods, forests…
Beautiful … diverse…
Jerry Clough : Zone de Combat
ConclusionConclusionTrees, Woods,
forests…Beautiful …
diverse……Mappable
Jerry Clough : Zone de Combat
WoodWood PasturePasture
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Wood PastureWood Pasture
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Wood PastureWood Pasture