精品英语但文档：interconnectivity.ppt

Rationalising the Local Network ~ a Sustainable ApproachRay JamesLocal Trails ResponsibilityManaging lands for trails contingent on …Demonstrable demandMeasurable & reviewable risk assessmentSustainable containment of riskResource supply longevityCommunity support for the ‘long haul’Sensitive SettingEnvironmentally & CulturallyClean drinking water for Plains dwellersA Region worth visiting ~ TourismGreat place to bring up the kidsLet’s enjoy …And be sensible how we do all this …Risky Spaghetti Sustainable = rational risk managementTrails & informal tracks (routes) in the Hills Myriad of high profile (Mawson, Heysen, Tom Roberts, Mt Lofty, Women’s Pioneer, Yurrebilla) trails Interconnecting plethora of local routes that need rationalizing in a responsible manner within an atmosphere of …clinical assessment & cool negotiationAdelaide Hills Council ~ Strategic DirectionTrail management … fits Council’s strategic directionSocially responsible Environmentally sustainableEconomically soundand the Mission that … encourages Leadershipempowers Community spiritwithin responsible Service provision Adelaide Hills CouncilSpaghetti of Existing Trails & Road ReservesThe Long PaddockCouncil’s 700 km2 …Interconnects with 1/3 State Nature Reserves1/3 Primary Production1/3 Residential and Commercial developmentCouncil manages …450 land parcels (Reserves) (350 ha)Some 1500 km x 20m Road Reserves of …Made (maintained) roadways incl. road vergesUnmade (no roadway) open linear corridorPassive UseWithin such an Environmentally sensitive watershed Legislation & regulation directs …Passive recreational trail possible PROVIDED … Catchment not compromisedProvision of sustainable wildlife corridorsRetention / enhancement of native vegetationDreaming trail prescription site protection Public safety is not jeopardisedParadigms are often inclusiveCompatible ~ Recreation & Ecosystem demands Considerable effort … but both land uses possiblewithin triple bottom line philosophySometimes environmental / cultural /social paradigms are so outstanding … NO contest!Trail DeterminationsCouncil policy dictates … Trails may either be …EstablishedRefurbished orClosed (redirected resource allocation)In the regional context Council seeks to …Enhance value to the community of its holdings ... by utilising compatible multiple purposes The Balancing ActCouncil’s challenge is to …maintain safe trail facilitieswithin a balanced paradigm that is …environmentally sensitiveculturally appropriatesocially acceptableresource friendlybe accountable to its communityMeasured AccountabilityRisks addressed … Aboriginal site / dreaming trail sensitivity Native plant associations & species diversityHabitat sustainabilityGround cover stability and soil friabilityWater quality retention and ecological flowsEcological structural integrityInterested party support … within an atmosphere of frugal business acuityThe Environment & Trails too …everyone … take on a responsibility! Council seeks to enhance our living environment, long term (300 years?) …all (good and reasonable) parcels and road reserve stands to remain contiguous all stable and sensitive sites to be retained in current stance to exclusion of other needslesser quality corridors retained for trail enhancement &/or developmentTo date …Council linear corridors assessed for … Recreational trail potential Farming & access leasehold demandTraditional owner cultural significanceConservation value incl. soil & water So we can enhance … Aesthetic appealCultural value, andsheer Exhilaration of being thereBut how …Sustainability Rating … Recreation Risk Rating Counterbalanced againstConservation RatingThe Recreation Risk RatingCategories & type of user assessed …Level of interconnectivity (National, regional or local trail demand)Risk ratings:AUS standard and Corridor width Pathogens (eg Phytophthora)Livestock access and soil stabilityBushfire threat (fuel load) Waterway impactNatural Landscape valueCulturally significant? Conservation RatingNatural stands of native vegetation, fauna habitat and associated ecological features assessed …Threatened speciesCanopy coverUnderstorey statusHabitat integrityWeed invasionMechanical damageManagement strategy Sustainability Measured …Ratings …AExtreme Risk – No trail; No leasingBHigh Risk – No leasing; local walking only (unless Phytophthora risk high = no trail)CHigh Risk – Short term leasing; Local & Regional (walk & ride) trails onlyDModerate Risk – Leasing; all trails and trail uses permitted; opportunity to rehabilitate siteELow risk – Leasing; not suitable to resource as a trail nor for rehabilitation Implications …Uses and impacts may clash with priority on sensitivity in the local community of …FloraFaunaSoil and waterCulture andHuman settlement and visitation Now & into the future is paramount target!Reality CheckOf all routes assessed …considerable number unacceptable for trails usejustified through holistic yet objective criteriaAcceptable routes well reasoned optionsSuitable alternatives for projected demands‘human’ community reasonableness sounded outLocal Trails GuaranteedBecause threatening processes evaluated …Many local trails will now be retainedSome routes will be extendedUnsustainable ones to be decommissioned or not contemplatedAlternative uses (eg conservation, social adjuncts, economic return) under considerationLogic reignsMethod of determining a Sustainability Rating …Appears to be equitable across all routesIncorporates the precautionary principle (of environmental & cultural protection)Accounts for resource allocation process in addressing …Potential status of trail - National, Regional, LocalType of trail (walk &/or ride) Level of longterm support to maintain the route at AUS standard Strategic Trails Management~ is workable, provided it addresses essentials of responsible land stewardship 。