Planetary Protection: Contamination Debate Still Simmers
Source: Space.com Planetary protection was the first item on the agenda at the Astrobiology Science Conference, which was held last week in Mesa, Arizona. Chemists, biologists, planetary scientists, astronomers and other researchers all vigorously discussed the issue at the meeting's first session on Monday morning (April 24). [5 Bold Claims of Alien Life]
Protecting the Earth
Concern about contamination has been part of exploration since the dawn of the Space Age. The first three sets of astronauts to land on the moon were kept in isolation on their return to Earth to ensure they hadn't brought any pathogens home with them. [NASA's 17 Apollo Moon Missions in Pictures]
But scientists are still debating just what the biggest concerns are. Maynard's presentation, which involved randomly polling audience members and engaging them in debate, revealed that many of the scientists involved in studying how life could evolve beyond Earth disagree on just how much we need to worry about contamination.
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