Lauren Boland, climate reporter with The Journal, examines what precisely this legislation is all about and why it sparked so much anger. Do environmentalists think the now-watered-down law will have any impact? And how does Ireland fit into the picture?The Explainer is brought to you by The Journal. Providing open access to valuable journalism in Ireland has been the aim of The Journal for a decade. You can contribute to ensure we can keep questioning, investigating, debunking, explaining and informing at www.thejournal.ie/contribute/