#elasticity pdf doku
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NATURAL RESOURCES, AND THE ECOSYSTEMS THAT PROVIDE THEM, UNDERPIN OUR ECONOMIC ACTIVITY, OUR QUALITY OF LIFE AND OUR SOSIAL COHESION
“THERE ARE NO ECONOMIES WITHOUT ENVIRONMENTS, BUT THERE ARE ENVIRONMENTS WITHOUT ECONOMIES”
AS TRADITIONAL PEOPLES HAVE LONG UNDERSTOOD, WE MUST ULTIMATELY ANSWER TO NATURE, FOR THE SIMPLE REASON THAT NATURE HAS LIMITS AND RULES OF ITS OWN
ALREADY WE SEE CONFLICTS CAUSED BY COMPETITION FOR BIODIVERCITY RESOURCES AND ECOSYSTEM SERVICES (WBGU 2008)
IN THE LAST 300 YEARS THE GLOBAL FOREST AERA HAS SHRUNK BY APPROX 40%FORESTS HAS COMPLETELY DISSAPEARED IN 25 COUNTRIESANOTHER 29 COUNTRIES HAVE LOST MORE THAN 90% OF THEIR FOREST COVER
SINCE 1900, THE WORLD HAS LOST ABOUT 50% OF ITS WETLANDS
APPROX 30% OF CORAL REEFS , WITH HIGHER LEVELS OF BIODIVERSITY THAN TROPICAL FOR-ESTS, HAVE BEEN SERIOUSLY DAMAGED THROUGH FISHING, POLLUTION, DISEASE AND CORAL BLEACHING
IN THE PAST TWO DECADES 35% OF MANGROVES HAVE DISSAPAREDSOME COUNTRIES HAVE LOST UP TO 80% THROUGH CONVERSION FOR AGRICULTURE, OVER EXPLOITATION AND STORMS
THE HUMAN-CAUSED (ANTRHOPOGENIC) RATE OF SPECIES EXTINCTIONS IS ESTIMATED TO BE 1000 TIMES MORE RAPID THAN THE “NATURAL” RATE OG EXTINCTION TYPICAL OF EARTHS LONG-THERM HISTORY
HOW DO WE SET THE VALUE OF OUR LAND?
THE TASK I HAD GIVEN MYSELF TURNED OUT MORE COMPLEX THAN I HAD FIRST IMAGENED THE VARIABLES ARE MANY AND THE POTENTIAL FUTURE ADVANTAGES COMPLEX
PRODUCTION : FOOD,FIBRES,MEDICINE,TIMBER,FUELSCLEANSING OF SURFACE WATERCLEANSING OF AIRCO2 BINDINGCLIMATIC PROTECTION : WIND PROTECTION/FLATTENING OF TEMPERATURE CURVESCOMPOSTINGSOIL PROTECTIONHABITATS/BIODIVERSITY
WHEN ENERGY PRICES RISES, PRICE FOR FOOD AND CLEAN WATER ETC WILL RISEHOW WILL NATURAL SYSTEMS SUPPORTING THIS BE VALUED?
POTENTIAL ECONOMIC VALUATION IN THE FUTURE
THINKING GREEN STRUCTURES IN CITY PLANNING IS TO INVEST IN FUTURE NATURAL ECONOMICALLY/ENERGY EFFICIENT SOLUTIONS
50% OF MALMØ IS HARD SURFACES : BUILDINGS WITHOUT GREEN ROOFING, HARD FLOORS
IN MALMØ´S GREEN PLAN THEY WANT TO INCREASE GREEN AREA FROM 33M2 PR INHAB. TO 48M2
FOR THIS THEY HAVE A STRATEGY
LOOKING INTO THE GREEN PLAN OF MALMØ
AERAL DISPOTION AND DEVELOPING FOR NATURE-SERVICE TO TAKE PLACE THROUGH ECOSYSTEMS AND BIOTOPES
WETLANDS
FOREST
PARKS
GARDENS
OPEN WATER / RIVERS
COSTAL LINE
SPORTS AERAS
PLAYGROUNDS
CYCLEPATHS
ZONES
CORRIDORS
STRUCTURE
INTRODUSING MALMØ GREEN STRUCTURES
BIO
TOPE
S I
N T
HE
CIT
Y
GRASS FIELDS
PARK-GRASS
PARK-BUSHERY
PARK-BUSHERY
TREES
BUSHERY
PARK-MIXED VEG.
ERODED LAND
BEACH
LAGOONS
WATER
WET LAND
CHURCH YARD
SEMI OPEN FIELD
OPEN GRASS- FIELD GARDENS
PRODUCTION
<5% GREEN SURFACE (HARD SURFACE)
SU
RFA
CE
DEN
CIT
Y
>90% GREEN SURFACE
90-50% G S
50%-20% G S
20%-5% G S
<5% G S(HARD SURFACE)
RU
RAL
BIO
TOPE
S
TREE AND BUSHERY
SEMI OPEN GRASSFIELD
OPEN GRASSFIELD
GOLF
GRASS-SURFACE
ERODED AERA
COLONIAL GARDEN AERA
WATER
FARMHOUSE ENVIRON-MENT
FARMING AND FIELD
MIS
SIN
G /
/ G
REE
NER
Y
SHOWS MISSING ACCESABLE GREEN AERAS FOR INHABITANTS ACCORDING TO GOALS SET IN THE GREEN PLAN WHERE : WHITE INDICATES SATISFYING CONDITIONS AND GREEN AERAS WITHIN RANGE OF HOME WITH NONE UNDERCATEGORIES MISSING: RED INDICATES NOT SATISFYING CONDITIONS WITH 5 UNDERCATEGORIES MISSINGGröning (0,2-1 hektar, max 300 meter från bostad) Grannskapspark (1-5 hektar, max 500 meter från bostad) Stadsdelspark (5-10 hektar, max 1 kilometer från bostad) Stadspark (>10 hektar, max 2 kilometer från bostad) Större natur- och rekreationsområde (>35 hektar, max 3 km från bostad) Brist på 2 underkategorier
REC
ITIE
NT
OF
SU
RFA
CEW
ATER
CREA
TIN
G G
REE
N S
TRU
CTU
RE
AN
D N
ATU
RE
CO
RRID
ORS
SUGGESTED GREEN CORRIDORS
AERAS SUGGESTED DEVELOPINGLARGER GREEN SPACESAND POSSIBLY SPORTS ARENAS
SUGGESTED LARGER AERAS