Greenpeace activists  protest  on the river Rhine during the UN climate change conference COP23 in Bonn, Germany: Ireland  has fallen 28 places to 49th out of 56 countries ranked in the 2018 Climate Change Performance Index. Photograph:   Sascha Steinbach/EPA

Ireland is the worst performing country in Europe when it comes to taking action to combat climate change, a new study has revealed. The State has fa(...)