Carbon Cycle — Fact Checks

SCIENCE May 28, 2026

Fossil fuel burning and land-use change have increased atmospheric CO2 levels.

Claim: Human activities, especially burning fossil fuels and land-use change such as deforestation, are altering the global carbon cycle by increasing atmospheric carbon dioxide concentrations. NOT BS

SCIENCE May 28, 2026

Decomposers break down dead matter, releasing carbon to air and soils.

Claim: Decomposers break down dead organisms and return carbon to soils and the atmosphere. NOT BS

SCIENCE May 25, 2026

Since the Industrial Revolution, fossil-fuel emissions have driven sustained CO2 buildup.

Claim: Human activity has significantly altered the natural balance of the carbon cycle, especially since the Industrial Revolution. NOT BS