Last week, this programme exclusively revealed how America's biggest oil giant ExxonMobil worked behind closed doors in Washington to water down legislation that would protect the environment. (Subscribe: https://bit.ly/C4_News_Subscribe)

One of the company's top lobbyists was captured on camera by the environmental group Greenpeace UK speaking candidly about his efforts to undermine climate science.

Tonight, we reveal how similar messaging is being attempted in the UK, ahead of the critical COP26 climate conference in Glasgow later this year.

While climate science shows that the era of burning fossil fuels must end, gas companies are claiming that their product should continue to be used as a cleaner alternative to coal.
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