Tiny marine plankton that build calcium carbonate shells play an outsized role in regulating Earth’s climate, quietly pulling carbon from the atmosphere and helping lock it away in the deep ocean. New ...
About 700 million years ago, Earth was entombed in a veneer of ice hundreds of feet thick—a frozen state scientists refer to ...
Our Earth’s atmosphere was not always the safe haven it is today. New research, informed by ancient ocean fossils, provides a glimpse into a time when our planet’s atmosphere was inhospitable and ...
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