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Nutritional Composition of Post-Catastrophic Foods.

Tara Mather1, Niroshan Siva1, Marjorie Jauregui2

  • 1Department of Biology, The Pennsylvania State University, University Park, Pennsylvania.

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|August 2, 2024
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Summary

Abrupt sunlight reduction scenarios threaten global food security. This study outlines protocols to experimentally assess the nutritional value of alternative food sources for human survival during such catastrophes.

Keywords:
abrupt sunlight reduction scenarioalternative foodsfood crisesnutritional compositionpost‐catastrophic foodsresilient foods

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Area of Science:

  • Agricultural Science
  • Nutritional Science
  • Environmental Science

Background:

  • Global food production faces climate change impacts and potential catastrophic events like nuclear winter.
  • Abrupt sunlight reduction scenarios (ASRS) would inject stratospheric particulates, blocking sunlight for years, causing drastic climate shifts and crop failure.
  • Traditional agriculture is vulnerable to ASRS, necessitating alternative food sources for human survival.

Purpose of the Study:

  • To establish experimental protocols for determining the fundamental nutritional properties of post-catastrophic foods.
  • To enable assessment of alternative food contributions to a balanced human diet under extreme environmental conditions.
  • To ensure nutritional requirements are met while avoiding toxicity from novel food sources.

Main Methods:

  • Quantification of total digestible glucans.
  • Determination of apparent protein digestibility.
  • Measurement of key vitamins (B1, B3, B9, C, D2) using High-Performance Liquid Chromatography (HPLC).
  • Assay of total antioxidant activity via DPPH-scavenging.
  • Quantification of total phenolic compounds using the Folin-Ciocalteu reagent.
  • Analysis of mineral content using Inductively Coupled Plasma - Optical Emission Spectrometry (ICP-OES).

Main Results:

  • The study provides a comprehensive list of experimental protocols for nutritional analysis.
  • These methods allow for the quantitative assessment of essential nutrients and bioactive compounds in alternative food sources.
  • The protocols are designed to evaluate the suitability of these foods for human consumption during crises.

Conclusions:

  • Standardized experimental protocols are crucial for evaluating the nutritional viability of post-catastrophic food sources.
  • This research provides a framework for assessing alternative foods to ensure human dietary needs are met during global catastrophes.
  • The developed methods support the development of resilient food strategies for future environmental and climate-related challenges.