Will the new international plan to tackle climate change really achieve anything? Ou reporter Lauren Boland explains what the COP28 deal means, the drama of the last-minute agreement, the likelihood of it actually having an impact.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/