Colm O'Regan: Can we at least chat about challenges in a way that isn’t always shouting at each other?

Bestselling author Colm O'Regan is a worrier. A professional one. In his new book, he's grappling with the biggest worry of all: the whole 'planet being on fire' thing - and how exactly we can help

Colm O'Regan. Photograph Moya Nolan

Colm O’Regan is a hypocrite.

No, really. The clue is in the title of his new book, Climate Worrier: A Hypocrite’s Guide to Saving the Planet.