Carbon-13 (13C) is a natural, stable isotope of carbon with a nucleus containing six protons and seven neutrons. As one of the environmental isotopes, ...
When plants take up carbon dioxide, they prefer 12C over 13C. This leaves relatively more 13C in the atmosphere, which increases the δ13C of the atmosphere.
This is the conversion formula for Celsius to Fahrenheit, where TF T F is temperature in Fahrenheit and TC T C is temperature in Celsius.
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