Irish Times: James Lovelock is perhaps the world`s leading thinker on environmental issues — and his prognosis for the future of humanity is grim. In Ireland to speak at UCD this week, he tells RONAN McGREEVY why he thinks climate change is irreversible and why Ireland may become ‘a lifeboat for humanity` IT IS DIFFICULT to have a sense of perspective on future events when the present seems so dire. These are hard times, but they may be viewed by future generations as a golden era of plenty, …