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. 2002 Feb 19;99(Suppl 1):2546–2553. doi: 10.1073/pnas.022582599

Fig 5.

Fig 5.

Power-spectral density of local atmospheric temperature from instrumental data and inferred from ice cores from time scales of 200 kyr to 2 days. The high frequency data are for continental stations. Piecewise power-law trends are indicated.