U
Data and Resources
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Umbrisol
Umbrisols have a significant accumulation of organic matter in the mineral...
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Uncertainty
A cognitive state of incomplete knowledge that can result from a lack of...
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Unconditional NDCS
NDCs proposed by countries without conditions attached.
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Undercut-slope bank
The inside bank of a meandering stream that is eroded by stream action.
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Undisturbed site
Land that is not disturbed by human activities, especially agricultural...
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Upwelling
Transport of deeper water to the surface, usually caused by horizontal...
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Urban agglomeration
Refers to the population contained within the contours of a contiguous...
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Urban agriculture
It consists of small areas within cities, such as vacant lots, verges,...
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Urban foodscape
Socially constructed urban landscapes or places which are able to produce...
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Urban forest
A description of towns and cities which are the source of wastepaper as one...
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Urban heat island
An area within an urban area characterized by ambient temperatures higher...
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Urban sprawl
The decentralization of the urban core through the unlimited outward...
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Urbanism
An integration of urban and rural development in terms of sustainable...
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Urbanization
An increase in the proportion of the population living in urban areas.
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Use value
The sum of direct use value and indirect use value.
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User pays principle
All resource users should pay for the full long-term marginal social cost of...
Additional Info
| Field | Value |
|---|---|
| Source | https://wesr-staging.azurewebsites.net/glossary/ajax/ajax.searchbyindex.php?q=U |
| Author | UNEP GEO |
| Maintainer | UNEP GEO |
| Last Updated | January 26, 2023, 06:39 (UTC) |
| Created | September 13, 2022, 18:33 (UTC) |
| GUID | unep-geo-glossary-letter-u |
| Issued | 2022-09-03 10:36:11 |
| Language | en |
| Modified | 2022-11-09 17:41:18 |
| Publisher name | UNEP GEO |
| Theme | Glossary |
| data_type | webpage |
| spatial | Global |