The Earth must be protected from potential risks posed by alien matter brought back by spacecraft returning from interplanetary missions, a practice aligned with the precautionary principle of environmental protection as cited by Coustenis et al. (2021d).

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)

• environmental protection concept
• Earth location