rpdo
has been superseded by the
rsoi
package which includes the
historical and most recent monthly PDO index values together with
related climate indices.
rpdo
is an R data package of monthly Pacific Decadal Oscillation (PDO)
index values from January 1900 to September 2018.
The function pdo_download()
scrapes the data from the no longer
updated http://research.jisao.washington.edu/pdo/PDO.latest.
library(rpdo)
#> rpdo has been superseded by rsoi
library(ggplot2)
data <- rpdo::pdo
data <- subset(data, data$Month == 1)
ggplot(data = data, aes(x = Year, y = PDO)) +
geom_smooth(span = 0.1, se = FALSE, color = "black", method = "loess") +
geom_point() +
ylab("January PDO Index")
#> `geom_smooth()` using formula = 'y ~ x'
Pacific Decadal Oscillation (PDO) Index
for January by year.
To install the latest release from CRAN
install.packages("rpdo")
To install the developmental version from GitHub
# install.packages("remotes")
remotes::install_github("poissonconsulting/rpdo")
For more information see http://research.jisao.washington.edu/pdo/PDO.latest.
Please report any issues.
Pull requests are always welcome.
Please note that the rpdo project is released with a Contributor Code of Conduct. By contributing to this project, you agree to abide by its terms.
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