Create account

Coverage dated November 1, 2026 to November 2, 2026

Human Bodies Are Producing Two Billion Tons of CO2 a Year

Headline from SciTech Daily

A new study reveals that the amount of carbon dioxide produced by human metabolism has increased dramatically over three decades. The carbon dioxide produced by human bodies as they convert food into energy increased by 74% over three decades, according to a University of Bath-led study.

SciTech Daily's own description from its feed. We collect headlines and these descriptions, not full articles; read the original reporting below.

Read the reports

Reports & sources

2 articles, oldest first.

  1. Phys

    Collective human metabolism produces 2 billion metric tons of CO₂ a year, global study estimates (opens Phys)

    Published

    Phys's feed description

    A University of Bath–led study has estimated that the carbon dioxide produced by humans as our bodies turn food into energy rose by 74% between 1985 and 2015, reaching 2.05 billion metric tons a year. Researchers say the findings could help scientists better understand where carbon comes from, where…

  2. SciTech Daily

    Human Bodies Are Producing Two Billion Tons of CO2 a Year (opens SciTech Daily)

    Published

    SciTech Daily's feed description

    A new study reveals that the amount of carbon dioxide produced by human metabolism has increased dramatically over three decades. The carbon dioxide produced by human bodies as they convert food into energy increased by 74% over three decades, according to a University of Bath-led study.

Human Bodies Are Producing Two Billion Tons of CO2 a Year | Since Then