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[SITUATION] · [QUIET] · [TECHNOLOGY]

4 clusters · 29 sources · 11 days · First seen · Last updated

Lunar resource sustainability and scientific potential

Overview

Research indicates that the sustainability of large-scale lunar settlements may be constrained by limited water resources. A study published in ‘Frontiers in Space Technologies’ by scientists Martin Elvis and Jonathan McDowell suggests that even with a 98% recycling efficiency, a lunar city of one million people could exhaust available water ice reserves in approximately 100 to 120 years.

Further analysis from the Harvard-Smithsonian Center for Astrophysics (CfA) highlights the severity of these constraints. Lead astrophysicist Martin Elvis noted that if a city of one million people consumes an average of 500 tons of water per person, lunar supplies could be exhausted in only a few years. While advanced recycling systems similar to those used on the International Space Station could extend survival, the research suggests that for a lunar settlement to be truly sustainable over the long term, the population might need to be limited to approximately 1,000 people.

Recent findings refine these population-to-sustainability ratios, noting that while a million-person city might exhaust water in less than 2.5 years without high-efficiency recycling, a community of 100,000 could potentially last 1,000 years, and a town of 10,000 could sustain itself for up to 10,000 years. While optimistic estimates once suggested up to one billion metric tons of water could exist, primarily in permanently shadowed regions (PSRs) near the lunar poles, current projections indicate the actual supply might be significantly lower—potentially only one-thirtieth of that amount. At such levels, even small cities could exhaust supplies in roughly a decade. Consequently, researchers suggest near-term development should focus on smaller settlements to ensure resource longevity.

Entities

Martin Elvis · Moon · Jonathan McDowell · Elon Musk · Smithsonian Astrophysical Observatory

Timeline

  1. [TECHNOLOGY] 5 sources
    Moon water ice reserves may limit future city sizes

    Research indicates lunar water ice reserves may support small settlements for centuries but could be exhausted within a century by cities of one million people, even with 98% recycling efficiency.

  2. [TECHNOLOGY] 4 sources
    Moon colonization faces major hurdle due to limited water ice

    A Harvard-Smithsonian study warns that limited lunar water ice reserves could prevent large-scale Moon colonization, potentially limiting sustainable settlements to roughly 1,000 people.

  3. [TECHNOLOGY] 5 sources
    Lunar water scarcity threatens large-scale Moon settlements

    A study indicates that lunar water reserves may be insufficient for large cities. A population of one million could exhaust available water in about 100 years, even with 98% recycling efficiency.

  4. [TECHNOLOGY] 15 sources
    Lunar water reserves may limit future moon cities

    Scientists warn that limited lunar water reserves could prevent the establishment of million-person cities on the Moon, even with advanced recycling technology.

Sources

abc13.com · bestofweb.com.br · bl-portal.com · donanimhaber.com · epocanegocios.globo.com · es.gizmodo.com · face.ba · gzt.com · hopkinsmedicine.org · kids.pplware.sapo.pt · kreiszeitung.de · kurierverlag.de · lat.sputnikportal.rs · mbc.mw · merkur-online.de · n1info.ba · nautil.us · netcost-security.fr · observador.pt · olhardigital.com.br · sapo.pt · scitechdaily.com · spaceweekly.com · tech.everyeye.it · tech.wp.pl · terra.com.br · time.news · weltraum-aktuell.de · wiadomosci.wp.pl

This summary has been updated 5 times: see revision history