GHGSat unveiled Pulse, a free map showing average weekly methane concentrations around the world at a resolution of approximately two kilometers per pixel.

Satellite data could play a role in monitoring, reporting and verifying compliance with emissions trading systems also known as cap and trade.

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Debra Werner is a correspondent for SpaceNews based in San Francisco. Debra earned a bachelor’s degree in communications from the University of California, Berkeley, and a master’s degree in Journalism from Northwestern University. She is a recipient...