{}^{14}C Measurements in Atmospheric CO_2

Description

Corrected {}^{14}C measurements from air samples collected at five Norwegian sites from 1962-1993.

Usage

nydal1996

Format

A data.frame with 620 observations and 5 variables:

site

character: sampling station.

start

Date: beginning date of the sampling period.

end

Date: ending date of the sampling period.

delta

numeric: isotopic ratio \Delta^{14}C (per mil).

sigma

numeric: error on delta (per mil).

Source

Nydal, R. and Lövseth, K. (1996). Carbon-14 Measurements in Atmospheric CO2 from Northern and Southern Hemisphere Sites, 1962-1993. ORNL/CDIAC-93; NDP-057. Washington, DC: USDOE Office of Energy Research. doi:10.2172/461185

See Also

Other isotopic data: lisiecki2005, ngrip2004, ngrip2010, spratt2016, vegetation

Examples

plot(
  x = nydal1996$start,
  y = nydal1996$delta,
  type = "p",
  xlab = "Date",
  ylab = expression(Delta^{14}*"C")
)