How Solid Is the Data Behind Climate Claims?

How Solid Is the Data Behind Climate Claims?

April 10, 2026 · 12 min

About this episode

David R. Legates examines the reliability of climate data measurements and the uncertainties involved.

How reliable are the measurements behind climate claims? In this episode of Sanity Check, David R. Legates examines the data systems used to estimate Earth’s energy imbalance—particularly ocean temperature measurements from Argo floats. While widely treated as authoritative, these measurements rely on sparse sampling, interpolation, and assumptions that introduce significant uncertainty. The result: the margin of error may exceed the signal itself, raising serious questions about the precisio...

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Guest: David R. Legates

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Organizations: Cornwall Alliance for the Stewardship of Creation

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