Last week this programme exclusively revealed how America's biggest oil giant ExxonMobil worked behind closed doors to water down climate legislation in the US.

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Last night, we showed the similar techniques are being targeted at the UK government ahead of the COP26 climate conference in Glasgow in November.

We reveal how the energy giants use social media to reach millions of people with messages promoting natural gas as a solution to climate change, despite Facebook's promises to clamp down on the spread of misinformation.

All of this as a new study suggests that events like the extreme heat North America is experiencing, are at least 150 times more likely as a result of human-made climate change.

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