claim: "The killer proof that CO2 does not drive climate is to be found during the Ordovician- Silurian and the Jurassic-Cretaceous periods when CO2 levels were greater than 4000 ppmv (parts per million by volume) and about 2000 ppmv respectively.
evidences.evidence_id: Devonian:0
evidences.article: Devonian
evidences.evidence: The Devonian (/dɪˈvoʊn.i.ən, də-, dɛ-/ dih-VOH-nee-ən, də-, deh-) is a geologic period and system of the Paleozoic, spanning 60 million years from the end of the Silurian, 419.2 million years ago (Mya), to the beginning of the Carboniferous, 358.9 Mya.
evidences.votes: NOT_ENOUGH_INFO REFUTES
evidences.evidence_id: Jurassic:0
evidences.article: Jurassic
evidences.evidence: The Jurassic (/dʒʊˈræs.ɪk/ juu-RASS-ik; from the Jura Mountains) is a geologic period and system that spanned 56 million years from the end of the Triassic Period 201.3 million years ago (Mya) to the beginning of the Cretaceous Period 145 Mya.
evidences.votes: NOT_ENOUGH_INFO SUPPORTS
evidences.evidence_id: Ordovician:1
evidences.article: Ordovician
evidences.evidence: The Ordovician spans 41.6 million years from the end of the Cambrian Period 485.4 million years ago (Mya) to the start of the Silurian Period 443.8 Mya.
evidences.votes: NOT_ENOUGH_INFO SUPPORTS
evidences.evidence_id: Silurian:0
evidences.article: Silurian
evidences.evidence: The Silurian (/sɪˈljʊər.i.ən, saɪ-/ sih-LYOOR-ee-ən, sy-) is a geologic period and system spanning 24.6 million years from the end of the Ordovician Period, at 443.8 million years ago (Mya), to the beginning of the Devonian Period, 419.2 Mya.
evidences.votes: NOT_ENOUGH_INFO SUPPORTS
evidences.evidence_id: Triassic:0
evidences.article: Triassic
evidences.evidence: The Triassic (/traɪˈæs.ɪk/ try-ASS-ik) is a geologic period and system which spans 50.6 million years from the end of the Permian Period 251.9 million years ago (Mya), to the beginning of the Jurassic Period 201.3 Mya.
evidences.votes: NOT_ENOUGH_INFO REFUTES