For easier readability, the ISO_Topic_Category names will be used in
the DIF as follows:
- rearing
of animals or cultivation of plants. For example, resources describing
irrigation, aquaculture, herding, and pests and diseases affecting
crops and livestock.
- naturally occurring
flora and fauna. For example, resources describing wildlife, biological
sciences, ecology, wilderness, sea life, wetlands, and habitats.
- legal
land descriptions.
- atmospheric processes and phenomena. For example, resources describing
cloud cover, weather, atmospheric conditions, climate change, and
precipitation.
- economic
activities or employment. For example, resources describing labor,
revenue, commerce, industry, tourism and ecotourism, forestry, fisheries,
commercial or subsistence hunting, and exploration and exploitation
of resources such as minerals, oil, and gas.
- height
above or below sea level. For example, resources describing altitude,
bathymetry, digital elevation models, slope, and products derived
from this information.
- environmental resources, protection, and conservation. For example,
resources describing pollution, waste storage and treatment, environmental
impact assessment, environmental risk, and nature reserves.
- earth sciences. For example, resources describing
geophysical features and processes, minerals, the composition, structure
and origin of the earth’s rocks, earthquakes, volcanic activity, landslides,
gravity information, soils, permafrost, hydrogeology, and erosion.
- health services,
human ecology, and safety. For example, resources describing human
disease and illness, factors affecting health, hygiene, mental and
physical health, substance abuse, and health services.
- base maps. For example, resources describing
land cover, topographic maps, and classified and unclassified images.
- military bases, structures, and activities. For example, resources
describing barracks, training grounds, military transportation, and
information collection.
- inland
water features, drainage systems, and their characteristics. For example,
resources describing rivers and glaciers, salt lakes, water use plans,
dams, currents, floods, water quality, and hydrographic charts.
- positional
information and services. For example, resources describing addresses,
geodetic networks, postal zones and services, control points, and
place names.
- features and
characteristics of salt water bodies excluding inland waters. For
example, resources describing tides, tidal waves, coastal information,
and reefs.
- land use. For example, resources describing zoning maps, cadastral
surveys, and land ownership.
- characteristics
of societies and cultures. For example, resources describing natural
settlements, anthropology, archaeology, education, traditional beliefs,
manners and customs, demographic data, crime and justice, recreational
areas and activities, social impact assessments, and census information.
- man-made
construction. For example, resources describing buildings, museums,
churches, factories, housing, monuments, and towers.
- means
and aids for conveying people and goods. For example, resources describing
roads, airports and airstrips, shipping routes, tunnels, nautical
charts, vehicle or vessel location, aeronautical charts, and railways.
- energy, water and waste systems, and communications infrastructure
and services. For example, resources describing hydroelectricity,
geothermal, solar, and nuclear sources of energy, water purification
and distribution, sewage collection and disposal, electricity and
gas distribution, data communication, telecommunication, radio, and
communication networks.
Source: ISO 19115/TC 211 Geographic Information/Geomatics Metadata Standard
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