claim: whenever in the past there was an explosion of plant life, the carbon dioxide content was far higher than at present.
evidences.evidence_id: Botany:129
evidences.article: Botany
evidences.evidence: The concentration of carbon dioxide in the atmosphere today is much lower than it was when plants emerged onto land during the Ordovician and Silurian periods.
evidences.votes: SUPPORTS SUPPORTS
evidences.evidence_id: Carbon dioxide:182
evidences.article: Carbon dioxide
evidences.evidence: Combustion of fossil fuels and deforestation have caused the atmospheric concentration of carbon dioxide to increase by about 43% since the beginning of the age of industrialization.
evidences.votes: REFUTES REFUTES
evidences.evidence_id: Carbon dioxide:21
evidences.article: Carbon dioxide
evidences.evidence: Since the Industrial Revolution anthropogenic emissions – primarily from use of fossil fuels and deforestation – have rapidly increased its concentration in the atmosphere, leading to global warming.
evidences.votes: REFUTES NOT_ENOUGH_INFO
evidences.evidence_id: Eocene:16
evidences.article: Eocene
evidences.evidence: The end of the PETM was met with a very large sequestration of carbon dioxide into the forms of methane clathrate, coal, and crude oil at the bottom of the Arctic Ocean, that reduced the atmospheric carbon dioxide.
evidences.votes: SUPPORTS NOT_ENOUGH_INFO
evidences.evidence_id: Eocene:45
evidences.article: Eocene
evidences.evidence: A sharp increase in atmospheric carbon dioxide was observed with a maximum of 4000 ppm: the highest amount of atmospheric carbon dioxide detected during the Eocene.
evidences.votes: SUPPORTS NOT_ENOUGH_INFO