Negative net-zero carbon. The phrase sounds redundant or oxymoronic. But it is a real thing. You can have less than net-zero carbon emissions if you capture and use emissions that otherwise would be released as greenhouse gas into the atmosphere.
Traditional natural gas moved through pipelines comes from deep underground wells. It is often part of making petroleum.Therefore, even though natural gas burns cleaner and produces fewer emissions than oil, it is a fossil fuel.
Renewable natural gas...
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