When I visited Bali 20 years ago, the beaches teemed with people offering any manner of products and services, and the most abundant seemed to be blowguns. Lying in the sand with your eyes closed, you could just hear, above the rhythmic lapping of the waves, the repeated murmur of "Blowgun? Blowgun? Blowgun?" What the connection with Bali was, I couldn't make out, but I can't help but think they could come very much in handy to defend your own patch of beach over the coming two weeks as 20,000 people descend on the tranquil isle for the U.N. negotiations …
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Jason Anderson is a senior fellow and head of the climate change program at the Institute for European Environmental Policy in Brussels.