One proposal would lower the cost of the bonds that fossil fuel companies must pay the Interior Department before they start drilling or mining on public lands.
A talk on rising energy costs on Capitol Hill hosted by Democrats, from left, Sen. Martin Heinrich of New Mexico, Senate Minority Leader Chuck Schumer and Sen. Sheldon Whitehouse of Rhode Island, in March.
The dream of clean hydrogen has tantalized energy experts for years, but producing it has been tough. Many start-ups think the answer could lie beneath our feet.
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