GWP (100 anos)
- Created by
- Renato Passos, Eng. de Software
- Reviewed by
- Renato Passos, Eng. de Software
Last updated: Apr 18, 2026
Formula
GWP 100yr
About this calculator
The GWP (Global Warming Potential) is a measure that quantifies the global warming potential of a gas compared to carbon dioxide (CO2) over a specific period, usually 100 years. It is calculated by integrating the radiative forcing of the gas over time. This helps to understand the impact of different greenhouse gases on the climate.
The GWP100 formula is based on the integration of radiative forcing over 100 years. This means that a gas's GWP is a measure of how much it contributes to global warming compared to CO2 during that period. GWP is an essential tool for comparing the impact of different greenhouse gases.
GWP100 is used in various areas, such as climate policies and emission reports. It helps identify which gases have the greatest impact on global warming and, therefore, which emission reduction efforts are most effective. However, it's essential to consider that GWP is a relative measure and that the choice of time period can influence results.
When using GWP100, it's crucial to be careful with units and reference values. Additionally, it's essential to consider the uncertainties associated with GWP estimates and the specific contexts in which they are applied. This ensures that decisions based on these measures are well-informed and effective.
Frequently asked questions
What is GWP and what is it used for?
GWP (Global Warming Potential) is a measure that compares the global warming potential of different gases relative to CO2 over a specific period, usually 100 years.
How is GWP100 calculated?
GWP100 is calculated by integrating the radiative forcing of the gas over 100 years.
What are the main applications of GWP100?
GWP100 is used in climate policies, emission reports, and to identify which gases have the greatest impact on global warming.
What precautions should I take when using GWP100?
It's essential to be careful with units and reference values, and to consider the uncertainties associated with GWP estimates.
Why is a 100-year period used in GWP?
The 100-year period is used as a reference to compare the impact of different greenhouse gases on the climate in a more comprehensive way.