Sentences with phrase «major uncertainties in their measurement»

Not exact matches

Re GRACE glacier measurements, David H. Bromwich & Julien P. Nicolas report a major reduction in uncertainty of glacier melting — they can now identify that the TREND is negative, but not yet determine the magnitude!
Impact: From atmospheric measurements, the North American continent has been estimated to be a major carbon sink in some years but the uncertainty is high and surface carbon inventory assessments are not in agreement.
The major uncertainties in satellite measurements of upper air temperature are due to sensor and spacecraft biases and instabilities, the characteristics of which need to be estimated by performing satellite intercalibrations during overlapping intervals.
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