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evropska konvencija o krajini - Ministrstvo za infrastrukturo in prostor

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90Delavnica 1 / Workshop 1jih lahko razumeli tudi laiki. Na kratko bompredstavil dva primera študij sprem<strong>in</strong>janjakraj<strong>in</strong>e, ki sta, čeprav so bili vložki v študijokompleksni <strong>in</strong> izsledki podrobni, izoblikovalisklop rezultatov, ki so jasno <strong>in</strong> preprostoizpostavili področja, ki so <strong>za</strong>htevala takojšnjeukrepanje.La Paz je glavno mesto mehiške države BajaCalifornia Sud, v katerem živi okrog 200.000ljudi. V naslednjih dvajsetih letih se bo njegovoprebivalstvo najverjetneje podvojilo. Pozidanpredel mesta <strong>in</strong> njegovo porečje se bostarazširila v sedaj še neurejene predele terpovečala povpraševanje po že tako omejenih<strong>za</strong>logah vode. Značilne kraj<strong>in</strong>e regije La Pa<strong>za</strong>obsegajo izredno lepa gorovja <strong>in</strong> obale, pa tud<strong>in</strong>eprivlačne <strong>in</strong> neurejene urbane predele.Območje študije ni omejeno s političnimimejami, ampak s pravokotnikom, ki vključujepolnitveno <strong>za</strong>ledje mestnega vodovoda. Vpostopku študije so uporabljali sistemmedsebojno pove<strong>za</strong>nih modelov. Rezultatmodelov je skup<strong>in</strong>a zemljevidov izjemneokoljske kakovosti, ki so bili združeni v enotenzemljevid z zbirnimi ka<strong>za</strong>lci okoljske kakovosti. Izdruge skup<strong>in</strong>e modelov, ki je zlasti privlačna <strong>za</strong><strong>in</strong>dustrijo, trgov<strong>in</strong>o <strong>in</strong> pet tipov stanovanjskihgradenj, je nastal enoten zemljevid, ki kažepredele, primerne <strong>za</strong> razvoj. Če se ta dvazemljevida prekrivata, prikazujeta območjakonfliktov <strong>in</strong> njihovo <strong>in</strong>tenzivnost. Obalnoobmočje Balandre je izjemno lepo <strong>in</strong> ekološkodragoceno, obenem pa je tudi privlačno <strong>za</strong>gradnjo. Takoj so ga opredelili kot zelo ogroženoobmočje <strong>in</strong> ga spremenili v prvi javni obč<strong>in</strong>skipark ob korteškem morju.Študijsko območje zgornjega dela reke SanPedro v Mehiki <strong>in</strong> ZDA prečka ameriško-mehiškomejo. Pravokotnik ima središče v porečjuzgornjega dela reke San Pedro. Obrečnoobmočje je življenjski <strong>prostor</strong> najbolj raznolikeskup<strong>in</strong>e ptic v Severni Ameriki <strong>in</strong> je <strong>za</strong>varovanoz mednarodno pogodbo. Ekološki <strong>in</strong> hidrološkividiki študije se niso ozirali na mednarodnomejo. Ne glede na to pa je bila meja upoštevanapri načrtovanju <strong>in</strong> razvoju, saj so z njo ponazorilirazličnost pravnih <strong>in</strong> družbenih razmer v dvehdržavah. Najpomembnejša značilnost porečja jeneurejeno širjenje predmestja <strong>in</strong> bivšegamestnega področja Sierre Viste v Arizoni.Združili so zemljevid, ki je prikazoval prioritete vvarstvu kraj<strong>in</strong>e, <strong>in</strong> tistega, ki je prikazoval točke,primerne <strong>za</strong> razvoj, oba pa sta bila pridobljena izproduced a summary map of results that clearlyand simply identified areas of urgent concern.The Municipality of La Paz is the capital of theMexican State of Baja California Sud and ishome to approximately 200,000 people. Itspopulation is likely to double <strong>in</strong> the next 20years. The built up area of the City and its watershedwould expand <strong>in</strong>to presently undevelopedareas, and <strong>in</strong>crease demand on the limited watersupply. Representative landscapes of the LaPaz region range from exceptionally beautifulmounta<strong>in</strong>s and shorel<strong>in</strong>es to unattractive unregulateddevelopment. The Study Area, doesnot follow a political boundary, but is def<strong>in</strong>ed asa rectangle that <strong>in</strong>cludes the recharge area ofthe aquifer that supplies water to the city. Thestudy process utilized a system of <strong>in</strong>terl<strong>in</strong>kedmodels. The models produced a group of mapsof high environmental quality that were comb<strong>in</strong>edto produce a s<strong>in</strong>gle map of aggregated <strong>in</strong>dicatorsof environmental quality. Another groupof models of attractiveness for <strong>in</strong>dustry, commerceand five types of residential developmentwere comb<strong>in</strong>ed to produce a s<strong>in</strong>gle map of aggregatedattractiveness for development. Whenthese two maps are overlaid, the result<strong>in</strong>g map<strong>in</strong>dicates areas and <strong>in</strong>tensity of conflict. Thecoastal zone of Balandra is an exceptionallybeautiful and ecologically valuable area that isalso highly attractive for development. It wasimmediately identified as under major threat,and subsequently was designated the first MunicipalPublic Park on the Sea of Cortez.The study area of the Upper San Pedro RiverBas<strong>in</strong> <strong>in</strong> Mexico and the USA crosses the boundarybetween the U. S. and Mexico. It is a rectanglecentered on the watershed of the Upper SanPedro River. The river’s riparian zone, is the habitatof highest bird diversity <strong>in</strong> North America andthe subject of an <strong>in</strong>ternational treaty. Ecologicaland hydrological aspects of the study ignoredthe <strong>in</strong>ternational boundary. However, plann<strong>in</strong>gand development aspects recognized theboundary <strong>in</strong> order to represent the differ<strong>in</strong>g legaland social conditions of the two nations. A majorfeature of the watershed is the expand<strong>in</strong>gsuburban and ex-urban sprawl of Sierra Vista,Arizona. Aggregated maps of conservation priorityand development attractiveness were derivedfrom a group of environmental and urbanreal estate change models. These two mapswere overlaid to create a map <strong>in</strong>dicat<strong>in</strong>g the extentand <strong>in</strong>tensity of conflict<strong>in</strong>g demands <strong>in</strong> the

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