Sewers could help clean the atmosphere

Sewage treatment—an unglamorous backbone of urban living—could offer a cost-effective way to combat climate change by flushing greenhouse gases from the atmosphere.

Scientists say cost of capturing CO2 declining

Technology now in limited use removes about 90 percent of carbon dioxide from the smokestacks of coal-fired power plants, but energy experts say cost remains the chief obstacle to bringing the "clean coal" touted by President ...

Leaks will not sink carbon capture and storage

The case for carbon capture and storage—a promising method for reducing greenhouse gases—received a boost recently from a Princeton University study that indicated the procedure would not be prone to significant leakage ...

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