Guardian: Mark Lynas’s book Six Degrees strongly affects those who read it. It is a powerful but quietly voiced assessment of how the world will change as temperatures rise. The people of the Maldives, only too aware that their low-lying coral atolls are likely to disappear before the end of the century, are particularly interested in climate change and Lynas’s book has been widely read in government circles in the capital Malé. Last month the Maldives asked him for a plan to make the country …