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Earth in Five Reactions

Earth in Five Reactions (E5R), a project sponsored by the Sloan Foundation, called on Earth scientists from around the world to identify the five reactions that make Earth habitable. While the culmination of the exercise was a special issue of the journal Elements, public engagement played an important role in trying to explain the importance … Continue reading Earth in Five Reactions

The Carbon Mineral Challenge

Scientist Robert Hazen and his colleagues pioneered the concept of mineral evolution, an explanation of how life and geology intertwined throughout Earth’s long history. Using the same analytical methods traditionally used by biologists, their results indicated the existence of carbon-based minerals on Earth that mineralogist have not yet found. The Carbon Mineral Challenge was launched in an effort … Continue reading The Carbon Mineral Challenge