Boom times for US green energy as federal cash flows in

In February US company LanzaJet, which produces sustainable aviation fuel (SAF) from ethanol, announced that it intended to build a second, larger plant on US soil.

The Inflation Reduction Act (IRA) was a "big influence", says Jimmy Samartzis, its chief executive.

The second plant would add to its facility in Soperton, Georgia - the world's first commercial scale ethanol-to-SAF plant.

"We have a global landscape that we are pursuing…[but] we have doubled down on building here in the United States because of the tax credits in the IRA, and because...