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. If February 2020 we won our case against Heathrow expansion.

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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.

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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 writes Letter before Action over New Deal for Polluters

We’ve just sent Boris Johnson, Rishi Sunak, Michael Gove and Andrew Bailey a letter threatening legal action over their “new deal” for polluters, for which they have no democratic mandate....

Supreme Court to review Heathrow Judgment

The Supreme Court has granted Heathrow Airport Ltd and Arora Holdings Ltd permission to appeal the judgment of the Court of Appeal. Tim Crosland, Director of Plan B.Earth, said:...

“The Heathrow decision: a moment of truth”

“In essence, the Court of Appeal’s ruling is a conservative proposition: the government, in developing major infrastructure plans, should take into account its own policy commitment to the Paris...