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First plants may be twice as old
Washington AP scientists from Pennsylvania State University estimate fungi colonized land about 13 billion years ago and plants followed 700 million years ago, based on plant and fungal gene mutations. The researchers suggest early land life altered CO2 and O2, possibly cooling Earth and influencing animal evolution and snowball Earth events.
MENTIONED IN THIS ARTICLE
Washington
Earth
Blau Hedges
Pennsylvania State University
Science
Hedges
Linda Graham
Uniersity of Wisconsin
Madison