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Example GEO core indicator set Module
4

As shown in the GEO Core Indicator Data Matrix, the GEO Core Indicator Set is based
on a series of theme areas that reflect global issues and trends for selected environmental
issues. These theme areas include:
? Land; ? Coastal and marine areas;
? Forests; ? Disasters; Abu Dhabi, UAE
? Biodiversity; ? Urban areas;
? Fresh water; ? Socio-economic; and
? Atmosphere; ? Geography.

Table 1 GEO core indicator data matrix

Theme Issue Potential data variables Proposed key and Units Current primary (lead)
Activities lead indicators data source(s), used in
GEO Data Portal
Land Soil erosion ? Water erosion ? Average 00 nne/ha ? UNEP/FAO/ISRIC:
(000 tonne/ha) annual soil GLASOD
? Wind erosion (000 erosion rate
tonne/ha)

Desertification ? Area affected by ? Total land 00, % mil- ? UNEP/FAO/ISRIC:
desertification affected by lion, % GLASOD
(000 ha and %) of desertification
rain-fed croplands, ? Population
irrigated land, forest living below
and woodlands poverty line in
? Livestock levels per dryland areas
km in dryand area
2
? Population living
below poverty line
in dryland areas
Land salinization ? Areas affected by ? Total area 00, % p/y ? UNEP/FAO/ISRIC:

salinization and affected by GLASOD
waterlogging (000 salinization
ha and change)

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