What question did this study set out to answer?

The research aims to identify the challenges in measuring food insecurity and its impact on global populations.

February 11, 2010Science

Measuring Food Insecurity

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Research measures food insecurity and its effects on populations, indicating the need for improved assessment methods.

The research aims to identify the challenges in measuring food insecurity and its impact on global populations.
Review of current food insecurity measurement techniques
Analysis of prevalence rates and micronutrient deficiencies
More than 1 billion people lack sufficient dietary energy.
At least twice that number experience micronutrient deficiencies.
Current measurement methods yield uncertain prevalence rates.

Christopher B. Barrett (2010) studied this question.

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