While much focus is on climate change, another vexing issue is getting attention in Busan, South Korea this week. Officials from around the world are hammering out a binding global treaty to reduce plastic pollution. Despite parochial efforts from towns, cities and countries, the world produces 1.1 million metric tons of plastic every day. Worse, plastic production is expected to climb more than 300% by 2060. That’s why delegates from nearly 200 countries are in Busan trying to reach a...