Speaking outside court Ms Lucas said: "We are pleased that the court upheld our rights to peacefully protest against fracking but the judgment is not a victory or cause for celebration."
More top news
Armed police have carried out a raid apparently linked to Wednesday's deadly terror attack in Westminster.
Cheryl Grimmer vanished from inside a beach shower block in Wollongong, Australia, in 1970, when she was just three.
Pc Keith Palmer was on the front line and because of his actions, the Westminster attacker was unable to kill anyone else.