Commentary | Published:

The overprotection of Mars

Nature Geoscience volume 6, pages 510511 (2013) | Download Citation

Planetary protection policies aim to guard Solar System bodies from biological contamination from spacecraft. Costly efforts to sterilize Mars spacecraft need to be re-evaluated, as they are unnecessarily inhibiting a more ambitious agenda to search for extant life on Mars.

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Author information

Affiliations

  1. Alberto G. Fairén is at the Department of Astronomy, Cornell University, Ithaca, New York 14853, USA

    • Alberto G. Fairén
  2. Dirk Schulze-Makuch is at the School of the Environment, Washington State University, Pullman, Washington 99164, USA

    • Dirk Schulze-Makuch

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Corresponding author

Correspondence to Alberto G. Fairén.

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DOI

https://doi.org/10.1038/ngeo1866

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