The future of the Green Party is somewhat uncertain, but its past is fascinating.
Born as the 'Ecology Party' - later becoming 'Green Alliance' - the story of the party is entangled in the bigger picture of 1980s Ireland.
Rumours of their demise, on more than one occasion, have been greatly exaggerated before and their history includes arrested TDs, environmental campaigns, and more besides.
Gavan is joined by Donal Fallon for another episode of Hidden Histories to discuss.