title: Palaeobotany: forests frozen in time.
authors.forename: Kirk R
authors.initials: KR
authors.lastname: Johnson
mesh_terms: D002980:Climate; D004190:Disasters; D017753:Ecosystem; D005580:Fossils; D049690:History, Ancient; D007087:Illinois; D013997:Time Factors; D014197:Trees / Q000502:physiology*