States, utilities, firms and politicians vie for infrastructure law funds to develop networks to produce and use the cleaner gas alternative.

Potential retroactive US surcharge on Asian PV cells will further delay or halt projects, say 22 U.S. Senators, two governors and utilities, who urge quick dispute end to avoid 'massive disruption' in clean energy transition targets; nuclear and coal plant closures in Calif. and Indiana could be pushed back

The U.S. will gain much clean energy capacity from scores of giant wind turbines set to be built miles out to sea, but how they link to onshore users and to each other remains the key challenge