Yird Owerrax Day

The ongaun o the dates o Yird Owerrax Day

Yird Owerrax Day (YOD) is the calculate illustrative calendar date on whilk humanity's resoorce consumpt fur the yeir ootdings the Yird’s throu-pit tae be regeneratin thae resoorces that yeir. The term "owerrax" represents the level by whilk human population's rane owerraxes the owerpittable amoont o biological resoorces regenerate on the Yird. Whan leukit at through an economic perspective, the yeirlie EOD represents the day by whilk the planet's yeirlie regenerative budget is barkin an fleein, an humanity enters environmental deficit spendin. EOD is calculate by hauverin the warld biothrou-pit (the amoont o naitral resoorces generate bi the Yird that yeir), bi the warld ecological fitprint (humanity's consumpt o the Yird's naitral resoorces fur that yeir), an multipleein bi 365 (366 i leap years), the nummer o days i a yeir:

${\frac {\text{world biocapacity}}{\text{world ecological footprint}}}\times 365={\text{EOD}}$

Further reading

• Catton, William R. Jr. (1980). "Overshoot: The Ecological Basis of Revolutionary Change". Urbana: University of Illinois Press. ISBN 0-252-00818-9ISBN 0-252-00818-9.
• Easterling, William E. (2007). "Climate change and the adequacy of food and timber in the 21st century". Proceedings of the National Academy of Sciences. 104: 19679. doi:10.1073/pnas.0710388104. PMC 2148356. PMID 18077399.
• Khanna, Parag (2008). The Second World. New York: Random House. ISBN 978-81-7036-406-1.
• "WWF: human consumption is outpacing earth's capacity". EurActiv.com. 26 October 2004.
• Wackernagel, Mathis; Schulz, Niels B.; Deumling, Diana; Linares, Alejandro C.; Jenkins, Martin; Kapos, Valerie; Monfreda, Chad; Loh, Jonathan; Myers, Norman; Norgaard, Richard; Randers, Jorgen (2002). "Tracking the ecological overshoot of the human economy". Proceedings of the National Academy of Sciences. 99 (14): 9266–9271. Bibcode:2002PNAS...99.9266W. doi:10.1073/pnas.142033699. PMC 123129. PMID 12089326.
• Damassa, Tom (26 October 2006). "Human Consumption Pushing Ecosystems to the Brink". EarthTrends Environmental Information. Archived frae the original on 9 November 2006.
• Futehally, Ilmas. "Living Beyond Our Means". Strategic Foresight Group.

External links

• Owerrax days by kintra