download_aao            Download Antarctic Oscillation data
download_ao             Download Arctic Oscillation data
download_asymsam_monthly
                        Download Asymmetric and Symmetric SAM indices
download_dmi            Download Dipole Mode Index (DMI)
download_enso           Download Southern Oscillation Index and Oceanic
                        Nino Index data
download_mei            Download Multivariate ENSO Index Version 2
                        (MEI.v2)
download_nao            Download North Atlantic Oscillation data
download_npgo           Download North Pacific Gyre Oscillation data
download_oni            Download Oceanic Nino Index data
download_pdo            Download Pacific Decadal Oscillation Data
download_roni           Download Relative Oceanic Nino Index data
download_soi            Download Southern Oscillation Index data
