NASA Goddard Space Flight Center and has suggested unlocking evidence of alien life on other planets would be made easier by looking for pollution being emitted in planet atmospheres.He suggests that switching search methods for extraterrestrial life to look for evidence of pollution caused by industrial life will increase the chance of discovering other species.Scientists already search for radio signals, Earth-like climates on other planets and megastructures in an effort to find other lifeforms in the universe.But searching for atmospheric pollution could be a game-changer in narrowing down the search – as it would suggest the presence of intelligent, business building life.Science Alert reports that new evidence suggests nitrogen.
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