atmospheric_CO2: Atmospheric CO2 concentration

In growR: Implementation of the Vegetation Model ModVege

Atmospheric CO2 concentration

Description

Retrieve CO2 concentration (in ppm) for given calendar year.

Usage

atmospheric_CO2(year)

Arguments

year	Calender year for which to extract CO2 concentration.

Details

This function defines the CO2 concentration as a function of calendar year. it is based on a polynomial fit to the annual CO2 data published by NOAA <https://gml.noaa.gov/webdata/ccgg/trends/co2/co2_annmean_gl.txt>

Value

Approximate CO2 concentration in ppm for given year.

Note

This is only approximately valid for years in the range 1949 - 2020

Examples

atmospheric_CO2(1990)
atmospheric_CO2(2020)
# Insensible
atmospheric_CO2(1800)

growR documentation built on May 29, 2024, 9:12 a.m.