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Interacting Water Insecurity and Food Insecurity: Recent Advances in Theory and Application.

Alexandra Brewis1, Wendy Jepson2, Asher Y Rosinger3,4

  • 1School of Human Evolution and Social Change, Arizona State University, Tempe, Arizona, USA.

American Journal of Human Biology : the Official Journal of the Human Biology Council
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Summary
This summary is machine-generated.

Household water insecurity significantly drives food insecurity, impacting global health. Future research needs better measurement tools and causal pathway analysis for these linked issues.

Keywords:
food insecurityhouseholdmeasurementnutritionpolicywaterwater insecurity

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Area of Science:

  • Public Health
  • Environmental Health
  • Sociology

Background:

  • The 2020 study by Brewis, Workman et al. established a foundation for understanding the links between household water insecurity and food insecurity.
  • Research in the past five years has expanded on these initial findings, exploring dynamic mechanisms and global contexts.

Purpose of the Study:

  • To reflect on the evolution of research on water and food insecurity since 2020.
  • To highlight the dynamic mechanisms linking water insecurity and food insecurity.
  • To discuss implications for human health and identify future research priorities.

Main Methods:

  • This commentary synthesizes recent literature and case studies.
  • It analyzes the interplay between water and food insecurity through a public health lens.
  • It reviews advancements in understanding multi-scalar contributing factors.

Main Results:

  • Recent studies indicate water insecurity is a more significant driver of food insecurity than previously understood.
  • Localized case studies reveal complex, multi-scalar factors influencing these relationships.
  • The bidirectional links between water insecurity, food insecurity, and health outcomes are increasingly evident.

Conclusions:

  • Water insecurity's role in driving food insecurity requires further investigation with refined measurement tools.
  • Understanding the causal pathways linking water insecurity, food insecurity, and health is crucial for effective interventions.
  • Future research should prioritize testing these mechanisms in diverse settings.