Construct · 2 fields · 3 citations

Where does footprint collide?

One name. Different field. Different construct. One map.

● jingle · one word, two constructs Nearest construct by meaningmetabolismcompare the meanings
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footprint2 CONSTRUCTSEcological footprintREES · LAND DEMANDMemory footprintXIANG & DING · LOCALITY

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1992Ecological footprint2013Memory footprint
2026

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Ecological economics

Human demand on nature as land area

An ecological footprint measures how much biologically productive land and water a person, city, or nation needs to supply what it consumes and absorb its wastes, expressed as an area. William Rees introduced the term in his 1992 paper Ecological footprints and appropriated carrying capacity, and Wackernagel and Rees's 1996 book Our Ecological Footprint set out the full accounting method. The referent is a quantity of demand on nature scaled to hectares of land, not a mark pressed into stone by an animal's foot or the memory that software uses while it runs.[1][2]

Unit
The productive land and water demanded by consumption, in global hectares
Recovery means
Compared against biocapacity, the land's own regenerative supply, to show whether demand exceeds it
Measured by
Estimated by converting consumption and waste into the land and water area needed to provide and absorb them, in global hectares

Computer science

Memory a program occupies

In computing, the footprint of a program is the amount of a resource, most often memory, that it occupies while it runs. Xiang, Ding, Luo, and Bao's 2013 HOTL: A higher order theory of locality defined footprint precisely as the average amount of data a program touches within a time window of a given length, turning an informal notion of memory demand into a measurable locality metric. The referent is a quantity of machine resource use, counted in bytes or cache lines, and it bears no relation to an animal's fossilised step or to a land area standing for human consumption.[3]

Unit
The data or memory a program occupies, in bytes or cache lines
Recovery means
Memory is reclaimed when the program frees it or the data is evicted from the cache
Measured by
Profiled from resident memory, or computed from reuse-distance data as the average data touched per time window

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Nearby collisions

trace4 fields · 6 citationsjingle · one word, four constructsimpression1 fields · 3 citationsanchor · a standalone constructmemory6 fields · 18 citationsjingle · one name, six constructs

References

  1. Rees, W. E. (1992). Ecological footprints and appropriated carrying capacity: What urban economics leaves out. Environment and Urbanization, 4(2), 121–130. https://doi.org/10.1177/095624789200400212
  2. Wackernagel, M., & Rees, W. E. (1996). Our ecological footprint: Reducing human impact on the Earth. Gabriola Island, BC: New Society Publishers.
  3. Xiang, X., Ding, C., Luo, H., & Bao, B. (2013). HOTL: A higher order theory of locality. In Proceedings of the 18th International Conference on Architectural Support for Programming Languages and Operating Systems (pp. 343–356). ACM. https://doi.org/10.1145/2451116.2451153

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