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Why Food Nutrient Density May Be Declining

Veritasium · Explainer · 8 min · 2018 · YouTube title: Is Our Food Becoming Less Nutritious?
Why it's here

HN people recommend it as a short, contextualizing explainer on declining crop nutrient density.

What it covers

Veritasium examines whether food has become less nutritious, weighing soil depletion, selective breeding and rising atmospheric CO2. It evidences nutrient decline even in weeds over a century and ties it to faster plant growth.