claim: [CO2] has increased 43 percent above the pre-industrial level so far
evidences.evidence_id: Global warming:60
evidences.article: Global warming
evidences.evidence: As of 2011, the concentrations of CO2 and methane had increased by about 40% and 150%, respectively, since pre-industrial times.
evidences.votes: SUPPORTS REFUTES
evidences.evidence_id: Greenhouse gas:111
evidences.article: Greenhouse gas
evidences.evidence: Carbon dioxide mole fractions in the atmosphere have gone up by approximately 35 percent since the 1900s, rising from 280 parts per million by volume to 387 parts per million in 2009.
evidences.votes: SUPPORTS REFUTES
evidences.evidence_id: Greenhouse gas:115
evidences.article: Greenhouse gas
evidences.evidence: For example, the mole fraction of carbon dioxide has increased from 280 ppm to 415 ppm, or 120 ppm over modern pre-industrial levels.
evidences.votes: SUPPORTS REFUTES
evidences.evidence_id: Greenhouse gas:118
evidences.article: Greenhouse gas
evidences.evidence: In the 1960s, the average annual increase was only 37% of what it was in 2000 through 2007.
evidences.votes: SUPPORTS REFUTES
evidences.evidence_id: Greenhouse gas:127
evidences.article: Greenhouse gas
evidences.evidence: Measured atmospheric concentrations of carbon dioxide are currently 100 ppm higher than pre-industrial levels.
evidences.votes: SUPPORTS SUPPORTS