Climate campaigners are concerned over Jane Toogood’s role in a company that sells technology to produce hydrogen from methane.
The Vermont senator nevertheless supported final passage of the Inflation Reduction Act, calling it "a step forward" on climate and drug prices.
Campaigners say action on climate change is in jeopardy if MPs such as climate science denier John Redwood are granted key posts.
British Airways owner IAG led the list of buyers last year, analysis shows.
The protesters attempted to draw attention to the urgent need for large-scale climate action and pressure Democrat legislators to act.
Draft standards drawn up by the Integrity Council for the Voluntary Carbon Market aim to tighten up a notoriously opaque sector.
A climate scientist said the news that Samuele Furfari, a former EU energy advisor, had joined the Global Warming Policy Foundation showed the organisation was “clutching at straws to defend its fringe and unfounded views”.
Steve Baker, who ran Suella Braverman’s failed Conservative leadership campaign and now supports Liz Truss, had the £2,000 ticket covered by Brexit Party donor Christopher Harborne.
President Biden is in the kingdom this week to strengthen ties, consistent with ‘American values.’ Meanwhile, a US-Saudi joint venture on the Texas coast is pumping out toxic chemicals and greenhouse gases.
MPs are whittling down the list of candidates for the next PM – but few are green champions.