restoring degraded lands: context, strategies &...
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RESTORING DEGRADED LANDS:CONTEXT, STRATEGIES & AIMS
Jordi Cortina-Segarra – University of Alicante, SER Europe
• Multicriteria and multiagent decisions
• Ecosystem services vs. priority criteria
• Spatial and temporal scales
• Quarry restoration as post-normal science
• SER Europe role to promote high quality ER
RESTORING DEGRADED LANDS:CONTEXT, STRATEGIES & AIMS
SER Primer on Ecological Restoration 2004
Ecological Restoration is the practice of assisting the recovery of an ecosystem that is damaged, degraded, or destroyed.
Protecting biodiversity, increasing the provision of goods and services
Multicriteria and multiagent decisions
15
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23
24
25
0
1
2
3
4
5
510
1520
2530R
ICH
NE
SS
VA
SC
UL
AR
PL
AN
TS
(N
º O
F S
PE
CIE
S)
SOIL
ORG
ANIC C
ARBON (%
)
WATER PRODUCTION (%)
ECOSYSTEM SERVICESSEMI-ARID LANDSCAPE (VENTÓS EXP. AREA, SE SPAIN)
Pinushalepensisplantation
Drylandcrop
Shrubland
Pasture
Stipatenacissimasteppe
M. Derak (2015)
Multicriteria and multiagent decisions
PINE PLANTATIONS?
WETLANDS?
CROPLANDS?METRICS?
COST-BENEFIT?
NATURE-SOCIETY?
ACTIVE-PASSIVE?
Multicriteria and multiagent decisions
STAKEHOLDER PROFILE Nº
Tourism 4
Eco-commerce 3
Active leisure/Adventures 5
Housing/Building 2
Mining 4
Commercial associations/Services 3
NGO 4
Politicians 5
Trade Unions 2
Neighbourhood associations 5
STAKEHOLDER PROFILE Nº
Local Administration 9
Provincial Administration 1
Regional Administration 8
Farmer Associations 5
Irrigation communities 8
Agricultural commerce/Nurseries 1
Ecoculture and rural development 6
Hunting 3
Protected areas 4
University/Research 6
Multicriteria and multiagent decisions
RANKING OUTPUTS FROM 13 DESIRE PROJECT CASES, 13 SCORES,
SEMIARID WORLDWIDE
de Vente, J. et al. (2016). Ecology and Society, 21(2).
Multicriteria and multiagent decisions
CICE DIVISION ES CREVILLENT
PR
OV
ISIO
N NUTRITIONAL
AGRICULTURAL PRODUCTSPASTORAL PRODUCTS, HONEY
ASPARAGUSSNAILS
MATERIALS MEDICINAL, FIBER, CANES
ENERGYSURFACE WATER
AQUIFER WATERBIOMASS
REG
ULA
TIO
N /
M
AIN
TEN
AN
CE
REGULATION RESIDUES AND TOXICSWATER CLEANING
ATENUATE URBAN IMPACTS
FLOW REGULATIONSOIL PROTECTIONFLOOD CONTROL
WILDFIRE CONTROL
MAINTENANCE PHYSICO-CHEMICAL BIOLOGICAL CONDITIONS
POLINATIONCORRIDORS
PEST CONTROL
SOIL FERTILITYCARBON FIXATION
REGULATION TEMPERATURE, MOISTURE
CU
LTU
RA
L
PHYSICAL AND INTELECTUAL INTERACTION WITH BIOTA AND
ECOSYSTEMS
TOURISMSPORTS
ENVIRON. EDUCATION
CULTURAL HERITAGE
LEISURE ACTIVITIES
AESTHETIC VALUE
BIODIVERSITYMu
ltic
rite
ria
and
mu
ltia
gen
td
ecis
ion
s
DEFINITE (Decisions
on a Finite set of
alternatives)
(Institute for Environmental
Studies, University,
Amsterdam, The
Netherlands;
www.ivm.vu.nl).
ILWIS (Integrated Land
and Water Information
System)
(http://www.ilwis.org).
Multicriteria and multiagent decisions
Service Indicateur Thuya Reb. Pin Matorral Cultures Cactus
SSFertilité du sol % CO du sol 4,1 3,2 3,5 1,5 3,1
Production primaire PPN (g C m-2 an-1) 620 615 370 360 205
SR
Contrôle d’érosion Contribution relative +++ ++ - - +
Régulation des inondations Contribution relative +++ ++ - - +
Régulation climatique locale T à la surface du sol (°C) 32,2 31,5 33,7 34,3 33,8
SA
Accumulation de biomasse Biomasse (kg ha-1) 7850 10650 1710 2700 6000
Offre fourragère Valeur pastorale (%) 1 0 4 10 2
Offre de nourriture Valeur nutritive (106 Kcal ha-1) 0,0 0,0 0,0 2,5 2,9
Richesse en PAM Recouvrement PAM (%) 25 14 46 8 14
Provision d’eau Contribution relative ++ + + + +
SCValeur esthétique Valeur esthétique (score) 3,9 2,2 3,4 3,6 1,9
Valeur traditionnelle Valeur traditionnelle (score) 3,2 1,4 2,8 3,8 3,8
BD
Richesse spécifique Richesse floristique 21 19 33 30 47
Endémisme & rareté Nb espèces vég. menacées 1 0 2 2 3
Richesse cynégétique Offre nourriture -habitat (score) 3,6 1,7 3,6 2,9 3,2
BEOffre d’emploi Offre annuelle (jours/ha/an) 20 75 15 30 10
Génération de revenus Revenu monétaire (Dh/ha/an) 1300 4000 3750 6150 4200
Coût Coût d’installation (Dh/ha/an) 6000 5000 3000 8000 2000
Ecosystem Services, Béni Boufrah, N MoroccoMulticriteria and multiagent decisions
Land use values based on ES and stakeholders’ vision
a
b bc
d
0,000
0,050
0,100
0,150
0,200
0,250
Sco
re g
lob
al
χ2=50.797; N=19; p<0.0001
a
b bc
d
0,000
0,050
0,100
0,150
0,200
0,250
Sco
re g
lob
al
χ2=54.342; N=20; p<0.0001
(a) Scientifiques & Gestionnaires
(b) Collaborateurs
(c) Usagers directs
a
b bb
c
0,000
0,050
0,100
0,150
0,200
0,250
Thuya Figuier de barbarie Cultures Plantations du pin Matorral
Sco
re g
lob
al
χ2=77.817; N=28; p<0.0001
CulturesFiguier
barbarieThuya MatorralPlantation
pin
a
b bc
d
0,000
0,050
0,100
0,150
0,200
0,250
Thuya Figuier de barbarie Cultures Plantations du pin Matorral
Sco
re g
lob
al
χ2=181.16; N=67; p<0.0001
CulturesFiguier
barbarie
Thuya MatorralPlantation
pin
Multicriteria and multiagent decisions
Kimball et al. (2015). Rest. Ecol. 23
Santa Ana Mountains, S California, USA
Multicriteria and multiagent decisions
GREEN INFRASTRUCTURES
European Environmental Agency (2014) doi:10.2800/11170
Spatial and temporal scales
• Province of Alicante, SE Spain
• High risk of desertification & flooding
• Semiarid
• 225,000 Ha
• Province of Valencia, SE Spain
• High risk of wildfire, hunting
• Dry sub-humid
• 185,041 Ha
WORK AREASAREA 1. CREVILLENT FOREST UNIT
AREA 1. ENGUERA FOREST UNIT
Río Reconque
Río Grande
Río Escalona
Río Júcar
Río S
ellent
Bco
. del
Agu
a
Bco. Boquilla
Río C
abriel
Rbla. Riajuelo
Río Júcar
Ayora
Enguera
Bicorp
Cortes de Pallás
Millares
Jarafuel
Jalance
Quesa
Cofrentes
Zarra
Chella
Teresa de Cofrentes
Navarrés
Bolbaite
Anna
Spatial and temporal scales
FORESTS
SHRUBLANDS
RIVERS
WETLANDS
SAND DUNES
RAINFED CROPS
IRRIGATED CROPS
ABANDONED
Spatial and temporal scales
“Passive and various active restoration approaches need to be weighed
on a case-by-case basis and depend on the goals, relative rates of
recovery desired, and various social and financial costs implicit in each option” (Zahawi et al., 2015)
Prach et al. (2016). J. Veg. Sci. 17: 193-200
Active vs. passive restoration Habitat Time Ref.
Aquatic (240) +40 Jones & Smith (2009)
Terrestrialtropical
+20 to+100
Sansevero & Gambin(2015)
Bonet & Pausas, Plant Ecol. 2004
Spatial and temporal scales
Guerrero et al. (2017). Rest. Ecol. 25: 858-865.
Preferred vs. expected timeframe (years) of outcomes to be achieved (n=48). 800 Conservation Parks, 12,000 ha, SE Queensland, Australia
Spatial and temporal scales
http://www.isdfundacion.org/
Coal Mine As Pontes (Galizia)
Quarry restoration as post-normal science
http://www.isdfundacion.org/
Coal Mine As Pontes (Galizia)
Quarry restoration as post-normal science
http://www.isdfundacion.org/
Coal Mine As Pontes (Galizia)
Quarry restoration as post-normal science
LIMITATIONS
• Regreening
• Scarce attention to geomorphology
• Deficient soil management
• Maintenance, evaluation, monitoring
• Supervised by Industry Dept. not Environmental authorities
• Complex norms, overlap with other sectors (urbanization, water, pollution...)
• Logistics
• Guarantee covering the whole area (high expenditure)
M. Jorba, J.F. Martín Duque, C. Martínez, J.M. Nicolau (2016). Ecological basis for a national strategy on Green Infrastructure, Connectivity and Ecological Restoration. (in press)
Quarry restoration as post-normal science
Cala Vidre, Ametlla de Mar (Tarragona) 2015
Cap de l’Horta (Alacant) - ConcursoInternacional de Ideas del Corredor Litoralde Alicante (2017)
Barranco Orgegia (Alacant)
Quarry restoration as post-normal science
Assumptions of:• Unpredictability• Incomplete control• Plurality of legitimate
perspectives• Requires an extended peer
community
Work against:• Traditional incentive systems• Current trends in public sector
management• Loose organization of many end
users
Funtowicz and Ravetz (1993). Futures 25: 735−755. Colloff et al. (2017). Cons. Biol. 31: 1008-1017. Campbell et al. (2015) Sci. Tot. Environ. 534: 4-13.
Knowledge
Rules Values
Quarry restoration as post-normal science
The Society for Ecological Restoration
International network of practitioners, researchers, indigenous people, non-governmental organization representatives, consultants, land managers and governmental agency staff who work in the field of ecological restoration.
With nearly 3,000 members in 70 countries, SER is well-respected as the primary global entity regarding restoration issues.
SER members study and practice restoration in almost all ecosystem types – from prairies, savannas, and forests to tidal estuaries, freshwater wetlands, and coral reefs.
SER Europe role to promote high quality ER
Resources
Scientific journal- appIsland pressRestoration book series
SER Reports and Publications
SER Europe role to promote high quality ER
• Summer school Dry Grassland Restoration. Hungary , 21-25/08/2018. http://restorationcourse.okologia.mta.hu
• Restoration of degraded drylands and monitoring of desertification processes. IAMZ-CIHEAM, IUCN, ICARDA, Zaragoza 5-10 Feb. 2018
• Creation and management of a register of donor sites for almost natural revegetation, Anhalt Univ. Appl. Sci., Bernburg2-3/6/2015
• Approaches in wetland restoration – focus on fen landscapes, aware Project-Warsaw, Poland 21-25/04/2013
• New developments in restoration research and applied ecology, University of Münster, Germany, 26-28/2013
• RENO-SER2011 regional conference. Restoring the North –Challenges and Opportunities. Selfoss, Iceland, 20-22/10/2011
• SER2011 regional workshop and field days. Natural grassland as a source of biodiversity improvement. Bernburg, Germany, 18-20/05/2011
Specialized courses
SER Europe role to promote high quality ER
• DG GROW/DG ENV 'Reconciling biodiversity protection and extractive activities’.
• CONAMA
• IUFRO
• EcoPlantMed
• Landcare
• ECOMED
• NASSTEC-INSR
• Heidelberg Cement/QuarryLife
• FAO-FLRM
• IUCN
• Cambridge Conservation Initiative (SLP)
• QuarriesAlive
• …
Support
SER Europe role to promote high quality ER
• DG GROW/DG ENV 'Reconciling biodiversity protection and extractive activities’.
• CONAMA
• IUFRO
• EcoPlantMed
• Landcare
• ECOMED
• NASSTEC-INSR
• Heidelberg Cement/QuarryLife
• FAO-FLRM
• IUCN
• Cambridge Conservation Initiative (SLP)
• QuarriesAlive
• …
Support
SER Europe role to promote high quality ER
TERECOVA – Tools for integrating ecological restoration into landplanning in the Region of Valencia (CGL2014-52714-C2-1-R)
THANK YOU!!
JORDI CORTINA [email protected]@RestEcol_UA