We've helped stop the Government's reckless plans to expand Heathrow Airport, setting a precedent on the Paris Agreement of global application.

Case information

Key documents on our first two cases. Our UK 2050 carbon target case was unsuccessful in Court, but prompted a Government revision of the target to net zero. We've just won our case against Heathrow expansion.

View case info & documents

Contribute to funding the case

People all over the world are now heading to court to hold governments and corporates to account for Climate Change. Plan B is part of this movement, aiming to bring cases which shift the dial.

Help fund the case

Get involved

Plan B is supporting the emergence of a networked, international movement of legal action to prevent catastrophic climate change. ​If you would like to work with us please get in touch.

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Plan B in the news

Plan B event: Tackle climate crisis and poverty with zeal of Covid-19 fight, scientists urge



Yesterday, 26 March, climate litigation charity Plan B gathered together over 100 members of the British media, many of them leading figures in print and broadcast journalism, for a...

Bell Tolls on Carbon Economy asCourt of Appeal rules Heathrow Expansion Plans “unlawful”

In a ground-breaking moment, the Court of Appeal has ruled in favour of Plan B’s claim, that the Government’s plans to expand Heathrow Airport were unlawful because they failed...