carbon dioxide

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Under the EU’s emissions-trading system, or ETS, companies whose operations emit climate-changing carbon dioxide must pay for a permit for each metric ton they emit.

From The Wall Street Journal • Apr. 1, 2026

However the increase in concentrations of heat-trapping greenhouse gases -- carbon dioxide, methane and nitrous oxide -- "to their highest level in at least 800,000 years" has "upset this equilibrium", the WMO said.

From Barron's • Mar. 23, 2026

The World Meteorological Organization says that our planet is gaining much more heat energy than it can release, driven by emissions of warming gases such as carbon dioxide.

From BBC • Mar. 23, 2026

The researchers ran three experiments that adjusted visual targets and carbon dioxide levels.

From Science Daily • Mar. 22, 2026

How much oxygen does a person’s respiratory system exchange for carbon dioxide every hour?

From "All the Light We Cannot See" by Anthony Doerr