Listed clients of public relations firm 6 Hillgrove distanced themselves from Lois Perry’s views when approached.

The former Global Warming Policy Forum URL now re-directs to the Net Zero Watch website and the group’s Twitter account has been renamed.

The Global Warming Policy Foundation has appointed a University College Dublin professor to its academic advisory council.

The Global Warming Policy Forum has a “laughable record of inaccurate and misleading claims” about climate and energy policy, said one expert.

May has called on fellow Conservatives to unite behind the government’s climate plans amid backbench opposition - but her own record is mixed.

Misinformation about the pandemic continues to pepper right-wing politicians’ talking points as the number of unvaccinated overcome by the virus fill the state’s hospital beds.

UK outlets have some of the most accurate climate change reporting compared with other English-speaking countries, a study has found - and also some of the least.

Monsanto’s use of corporate advisory firm FTI Consulting to target journalists and activists was one of the most neglected stories of 2020. But a deeper look reveals it’s part of a bigger pattern of misinformation.

RTÉ has not had an environment correspondent throughout the Covid-19 pandemic, which its Managing Director of News and Current Affairs said could have been avoided “if everyone paid their TV licence”.

The House Oversight Committee is requesting that Keith McCoy appear before the committee to discuss ExxonMobil’s anti-climate lobbying tactics and funding for shadow groups.