Carbon isotope ratios remain valuable tools, but they are no longer unimpeachable witnesses. They are part of a broader, far more uncertain picture of how carbon moves through the Earth system—a picture we now know was missing a major river-fed chapter.
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The Carbon Isotope Fingerprint Just Got Smudged – and I Owe Some of You an Apology
Carbon isotope ratios remain valuable tools, but they are no longer unimpeachable witnesses. They are part of a broader, far more uncertain picture of how carbon moves through the Earth system—a picture we now know was missing a major river-fed chapter.