Measuring Greenhouse Gas With Satellites

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HFC-125 is a greenhouse gas becoming a major contributor to global warming, and in the first study to use satellites to measure its concentration in the atmosphere, researchers found it has increased exponentially in the past 20 years.

HFC-125 is a greenhouse gas becoming a major contributor to global warming, and in the first study to use satellites to measure its concentration in the atmosphere, researchers found it has increased exponentially in the past 20 years.

The Atmospheric Chemistry Experiment, a research group at the University of Waterloo, and under contract with the Canadian Space Agency, is the first to measure from space the atmospheric concentration of HFC-125, a hydrofluorocarbon (HFC) commonly found in fire extinguishers and commercial cooling systems.

HFC-125 is among the three most-common HFCs in use in Canada. HFCs are regulated by an amendment to the Montreal Protocol, an international treaty to protect the Earth’s ozone layer. While HFCs do not deplete the ozone layer, they contribute to the warming of the planet.

Read More at: University of Waterloo

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