claim: But then, just over a year ago, Mike Wallace, a hydrologist with 30 years’ experience, noticed while researching his PhD that they had omitted some key information[ … ] his results were surprising : there has been no reduction in oceanic pH
evidence: Upon completion of at least two years' research and coursework as a graduate student, a candidate must demonstrate truthful and original contributions to their specific field of knowledge within a frame of academic excellence.