Atmospheric carbon dioxide levels were approximately 280 parts per million (ppm) before the Industrial Revolution.

Authors

• Person: Not available Organization: mrgscience.com
  ESS Subtopic 6.2: Climate change – Causes and Impacts

Sources

• ESS Subtopic 6.2: Climate change – Causes and Impacts www.mrgscience.com mrgscience.com via serper

Referenced by nodes (2)

• atmospheric carbon dioxide concentration concept
• industrial revolution event