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International Symposium on Land Cover Mapping for the African Continent
GEO Global Land Cover TaskGEO Global Land Cover Task
Georgios Sarantakos (GEO Secretariat)
© GEO Secretariat
(GEO Secretariat)June 25th, 2013, Nairobi
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Group on Earth Observations (GEO)I l i i d i 2005 d lIntergovernmental organization, created in 2005, to develop a coordinated and sustained Global Earth Observation System of Systems (GEOSS)
GEO today:90 Members
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67 Participating Organisation
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The Vision for GEOSS is…
to realize a future wherein decisions and…to realize a future wherein decisions and actions for the benefit of humankind are informed by coordinated comprehensive andinformed by coordinated, comprehensive and sustained Earth observations and information.
GEOSS 10-Year Implementation Plan, February 2005p , y
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GEOSSGEOSS
© GEO Secretariat
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GEO BON RoleAddressing National/RegionalGlobal•Ensure interoperability•Development guidelines
GEO BON RoleAddressing National/Regional Needs and Priorities
GEO/GEOSS •Development guidelines and principals
•Development of thematic products
GEO/GEOSS
•Filling of regional gaps
Regional•Support national•Support national•Coordinate regional•Contribution to globaletc
National•Engagement of national stakeholders
•Coordination of nationalCoordination of national activities
•Contribution to the regional and global
etc
activities•Express national needs and priorities
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Cross Cutting Tasks
Cross-cutting tasks
SB-01: OceanSB-02: Land CoverSB-03: ForestSB-04: UrbanSB 05: Impact
SB-02: Land Cover
SB-05: Impact
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GEO GLC task - StructureSB-02
C1 Global Land Cover Datasets and Service
C2 Global Land Cover Validation and User
C3 Global Land Cover Methodology and Capacity
B ildi /O t h
SB 02
China (Prof. Chen Jun (PoC))
Engagement
GOFC-GOLD (Prof. Martin Herold(PoC))
Building/Outreach
USGS (Dr. Chandra Giri)
Canada (Prof. Songnian Li, Ryerson University)
EEA (Dr. Chris Steenmans) (PoC)
NSDI, China (Dr.Lijun Chen)
(PoC))
Tsinghua University, China (Prof. Peng Gong )
y y)
Spain (Dr. Antonio Arozarena, IGN-CNIG)
ESA (Dr Olivier Arino)
, ( j )
GOFC-GOLD/University of Wageningen (Dr. Brice Mora)
KTH, Sweden (Prof. Yifang Ban)
EARSeL (Dr. Ioannis Manakos)
KEIO University Japan (ProfESA (Dr. Olivier Arino) KEIO University, Japan (Prof. Wanglin Yan)
Central South University, China (Prof Yongnian Zeng)(Prof. Yongnian Zeng)
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GEO GLC task - StructureSB-02SB 02
C1 Global Land Cover Datasets and
Service
C3 Global Land Cover Methodology
and Capacity Building/Outreach
C2 Gl b l L dC2 Global Land Cover Validation
and User Engagement
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Highlights
Release of global land cover products• Release of global land cover products
30 10 Cl (G t l 2013 IJRS)30m, 10 Classes (Gong et al., 2013. IJRS)
300m, 22 Classes (ESA/Louvain-la-Neuve)
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Highlights
GOFC GOLD LC / Boston U VHSR reference dataset• GOFC-GOLD LC / Boston U. VHSR reference dataset
Stratification and Locations of sample sites (GOFC-GOLD / Boston dataset)
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Highlights
NGCC will release 30m water product (example of Africa)• NGCC will release 30m water product (example of Africa)
Land surface water cover Information for Decision Makers
Water body
• The Water Rate in Africa is 0.91%, which is lower than the average of the world
Makers
average of the world.
• The top ten countries of Land Surface Water in Africa are: 1 Congo Republic of1. Congo, Republic of 2. Ethiopia3. Ghana 4. Kenya5 Malawi5. Malawi 6. Mozambique7. Nigeria8. Tanzania 9 Uganda9. Uganda 10. Zambia
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Highlights
•GEO portal connecting all major GLC websites (portals: NGCC, GOFC-GOLD LC, EEA: Eye on Earth platform)
GEO LC Portal
LC LU Datasets
Validation interfaceGEO Policy and Strategy
on GLC mapping and S i C
LC LU Datasets
mapping and services
Models and algorithms
Services e.g. Content, Personalized info, Change
infoModels and algorithms
Capacity Building Materials
Address users’ specific needs Avoid confusions on which product is the most appropriate to use
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Highlights
• Development of harmonized products, translation rules (legend)
• Provide information on general strategy and• Provide information on general strategy and methodology (protocol) for validation of GLC productsp
• Capacity development workshops– China
GOFC GOLD R i l t k (11)– GOFC-GOLD Regional networks (11)– Boston/USGS workshops
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Addressing Africa’s needsAddressing Africa s needs
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Africa in Context
Africa is 2nd largest continent (about 30 3m Km2) and 2nd driest• Africa is 2nd largest continent (about 30.3m Km2) and 2nd driest continent
• 15% of the total world population (currently over 1.1 bn, 2 bn by 2050 p p ( y y(exp.))
• Key issues include:
– Poverty and food security
– Water scarcity and Health
– Environmental degradation
– Energy access (limited)
– Disasters
– Climate change
– Peace and Security
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GEO Members from Africa and for AfricaMember Nations Participating OrganisationsMember Nations
• Algeria • Guinea, Republic
Participating Organisations
• African Association of Remote Sensing for the Environment
• Burkina Faso • Madagascar • Cameroon • Mali • Central African
g(AARSE),
• African Centre for Climate Monitoring and Applications • Central African
Republic • Mauritius
• Congo, Republic • Morocco
Development (ACMAD), • Environmental Information System
(EIS-Africa), • Cote d'Ivoire • Niger • Egypt • Nigeria • Ethiopia • South Africa
• United Nations Economic Commission for Africa (UNECA)
• Regional Centre for Monitoring and R t S i D l t• Ethiopia • South Africa
• Gabon • Sudan • Ghana • Tunisia
Remote Sensing Development (RCMRD)
and many others• Guinea-Bissau • Uganda
and many others
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AfriGEOSS: GEO activities in Africa
Objectives• Bring together relevant Earth observation stakeholdersBring together relevant Earth observation stakeholders,
institutions and agencies across Africa;• Provide a platform for countries to participate in GEO and to p p p
contribute to GEOSS;• Assist in knowledge sharing and global collaborations;g g g• Leverage existing capacities and planned assets and
resources• Identify challenges, gaps and opportunities for African
contributions to GEO and GEOSS;
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Africa in ContextAfrica in Context• Africa is 2nd largest continent (about 30.3m Km2) and 2nd driest
continentcontinent• 15% of the total world population (currently over 1.1 bn, 2 bn by 2050
(exp.))( p ))• Key issues include:
– Poverty and food security Agriculture
her
SBAs
– Water scarcity and Health
– Environmental degradation
Water/Health
Ecosystem/Biodiversity er/W
eath
s– Energy access (limited)
– Disasters
Ecosystem/Biodiversity
Energy
Disasters and
Cov
e
Impa
cts
Wat
er
Disasters
– Climate change
Peace and Security All
Forest Carbon/Climate Change
Disasters
Glo
bal L
a
– Peace and Security All G
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Examples that GLC could be/are used:1. Biodiversity - Ecosystems
Map of Classified Terrestrial t d t ti fecosystems and vegetation of
Africa
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2. Disaster Management - Fire
Satellite-based fire information tool that provides near real time fire information to users across the globe.g
Figure: Active fires today (21 June 2013) and Last 48 hours. The intensity of the fire increase while moving from yellow to s y o as o g o y o ored. http://southernafrica.afis.co.za/
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3. Energy Potentials – Bioenergy and Solar
Photovoltaic Solar Electricity Potential in Africa
BioEnergy Atlas for Africa (BAfA)BioEnergy Atlas for Africa (BAfA)
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Other GEO activities in AFRICA
• Energy and georesources– AEGOS (African-European Georesources Observation System)– SoDa (disseminating data and services about solar radiation available
at ground level)
• Disasters:• Disasters:– Wildland Fire Early Warning System,
• Water:• Water:– TIGER (ESA-launched initiative focusing on the use of space
technology for water resource management in Africa)
• Health:– Meningitis Environmental Risk Information Technologies (MERIT) – Sand and Dust Storm Warning System
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Other GEO activities in AFRICA
• Climate: – Climate for Development in Africa Programme
F t b it i d t ti– Forest carbon monitoring demonstrations• Biodiversity:
– African Protected Areas, ,– ChlorOGI (Chlorophyll Ocean Globally Integrated Network) – BIOTA
• All SBAs:• All SBAs:– GEONETCast (system for distribution of data, metadata and products
to diverse communities) – CBERS (China-Brazil Earth Resources Satellite)– CBERS (China-Brazil Earth Resources Satellite)– Regional Visualization and Monitoring System (SERVIR)– GMES Africa
African Monitoring of the Environment for Sustainable Development– African Monitoring of the Environment for Sustainable Development (AMESD)
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Main Challenges
Several producers• Several producers – Consensus: Model, strategy, road map, technical
standardsstandards
• Many users/applications• Many users/applications– Full global coverage with good quality of HR
imageryimagery– Validation of the GLC products– Continuous updating– Continuous updating
Lack of connection between users and providersLack of connection between users and providers
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Recommendations for National Authorities
• Involvement in the assessment of their needs in GLC-related• Involvement in the assessment of their needs in GLC related products, tools and services,
• Contribute to the validation of the products developed andContribute to the validation of the products developed and • Participate in capacity building activities/ Participate in GEO
Benefit:Development of tools and products thatDevelopment of tools and products that • cover their needs taking into consideration their national
priorities andpriorities and • Are accessible through an “one stop shop”Development of in-country capacity for the use of these toolsDevelopment of in country capacity for the use of these toolsTake informed decisions and justify them
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GEO Meetings in Africa• GSDI 14 World Conference (GSDI 14) and AfricaGIS( )
2013 Conference, Addis Ababa, Ethiopia; Nov. 4-8th, 2013– Including $5,000 GEO Challenge Grant to cover travel
costs of several participants from less-advanced countries i Af iin Africa
– launching of AfriGEOSS• International conference on oceanography; Calabar,
Nigeria; Nov 11-15th, 2013• GEO Ministerial, Geneva, Switzerland; January 17th,
2014– Demonstration of GEO activities including a showcase on GEO
community’s activities in Africa