The COSPAR Panel on Planetary Protection (PPP) defines forward contamination as the transport of terrestrial microorganisms to space mission destinations, and backward contamination as the release of extraterrestrial material into Earth's biosphere.

Authors

• Person: Not available Organization: Frontiers in Astronomy and Space Sciences
  Planetary protection: an international concern and responsibility

Sources

• Planetary protection: an international concern and responsibility www.frontiersin.org Frontiers in Astronomy and Space Sciences via serper

Referenced by nodes (2)

• COSPAR Panel on Planetary Protection entity
• forward contamination concept