Arctic ice ice coring outside the Greenland ice cap is challenging due to summer melting that make interpretation difficult-but rewarding with modern techni
Pi3 waves (1.67-6.7 mHz) are in the same frequency band as Pc5 waves but have an irregular wave form, are usually thought to be induced by ionospheric curre
When one applies the wavelet transform to analyze finite-length time series, discontinuities at the data boundaries will distort its wavelet power spectrum