Housing, homelessness and public services are expected to dominate today's Green Party Convention.

Over 200 delegates will attend the General Election Convention at the Hilton Hotel in Charlemont, Dublin 2, where the party's policy on housing and homelessness will be launched.

The Greens are promising affordable mortgages for no longer than 25 years.

But Party leader Eamon Ryan says climate change will also be on the agenda, saying his party "thinks ahead... the other parties are just thinking about what they can promise for the next election. We're thinking what can we promise for the next generation".

He spoke to Newstalk about the party's election promises: