GWP to CO2e calculator
Calculate CO2 equivalent from mass and GWP.
Open tool →Free online converter category
GWP Conversion Tools for Global Warming Potential and CO2e
Use GWP conversion tools to estimate CO2 equivalent emissions from gas amount and global warming potential values.
Free online useFast resultsFormula and examplesMobile friendly
Quick CO2e Calculator
Estimate CO2 equivalent from gas mass and GWP.
1 kg × GWP 675 = 675 kg CO2e
Formula: CO2e = gas mass × GWP
Popular GWP Conversion Tools
Open a focused page for the exact conversion or calculation you need.
CO2e to gas amount
Estimate gas amount from CO2e and GWP.
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Estimate refrigerant CO2e impact.
Open tool →kg to CO2e
Convert kg of gas to kg CO2e using GWP.
Open tool →tonnes to CO2e
Convert tonnes of gas to tonnes CO2e.
Open tool →GWP reference table
Browse common GWP reference values.
Open tool →Greenhouse gas calculator
Calculate greenhouse gas CO2 equivalent.
Open tool →CO2e calculator
Open a general CO2e calculator.
Open tool →Common Formulas and References
Use these references as a quick guide. The converter or linked tools calculate the result automatically.
ReferenceCO2e = gas mass × GWP
Referencegas mass = CO2e ÷ GWP
ReferenceGWP compares warming impact relative to CO2
GWP Conversion Tools FAQ
Common questions about this category.
What does GWP mean?
GWP means global warming potential, a factor comparing a gas warming impact to carbon dioxide.
How do you calculate CO2e?
Multiply gas mass by its GWP value.
Is GWP conversion exact?
It depends on the GWP value used, time horizon, gas type, and reporting standard.