SCIENCE
Human bodies produce 2 billion metric tons of CO2 a year just by staying alive
ScienceDailySaturday, November 7, 2026 at 10:00 AM
RedScroll Brief

Humans collectively produce more than 2 billion tonnes of carbon dioxide annually just by turning food into energy, a 74% increase over three decades largely driven by population growth.
RedScroll Signal
- Impact
- High
- Category
- Science
- Market relevance
- None
- Why it matters
- Scientific signal separates durable discovery from noise — and often foreshadows policy and product. Humans collectively produce more than 2 billion tonnes of carbon dioxide annually just by turning food into energy, a 74% increase over three decades largely driven by population growth.
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RedScroll Briefing
Extractive editorial brief — not a reprint of the original
What happened
Humans collectively produce more than 2 billion tonnes of carbon dioxide annually just by turning food into energy, a 74% increase over three decades largely driven by population growth.
Why it matters
Scientific signal separates durable discovery from noise — and often foreshadows policy and product.
Background
ScienceDaily reported on this under science. RedScroll surfaces the signal with an extractive brief — not a reprint of the original article. Read the source for full reporting.
Timeline
ScienceDaily published: Human bodies produce 2 billion metric tons of CO2 a year just by staying alive
Story is in today’s RedScroll edition. Follow the original source for updates.
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Source
ScienceDaily
Original reporting by ScienceDaily. RedScroll provides an extractive briefing only.