Monthly indices of ENSO, NPGO, and PDO from 1950 to 2009
data(enviro.data)
A data frame with 720 observations on the following 6 variables.
month
a numeric vector containing the month
year
a numeric vector containing the year
date
a numeric vecor containing the date
mei
a numeric vector containing the MEI index
npgo
a numeric vector containing the NPGO index
pdo
a numeric vector containing the PDO index
Di Lorenzo, E., N. Schneider, K. M. Cobb, P. J. S. Franks, K. Chhak, A. J. Miller, J. C. McWilliams, S. J. Bograd, H. Arango, E. Curchitser, T. M. Powell, and P. Riviere. 2008. North Pacific Gyre Oscillation links ocean climate and ecosystem change. Geophys. Res. Lett. 35:L08607.
Mantua, N. J., and S. R. Hare. 2002. The Pacific decadal oscillation. Journal of Oceanography 58:35-44.
Zhang, Y., J. M. Wallace, and D. S. Battisti. 1997. ENSO-like interdecadal variability: 1900-93. Journal of Climate 10:1004-1020.
data(enviro.data)
head(enviro.data)
Run the code above in your browser using DataLab