The world’s rainforests have shrunk dramatically in recent decades due to the expansion of land for growing cash crops, like cocoa. The European Union is trying to limit destruction with a new law which aims to track where cocoa is grown. Farmers who want to sell to Europe— the world’s largest cocoa market— are racing to meet the law's requirements, or lose out. WSJ’s Alexandra Wexler details how the law will impact millions of cocoa farmers in West Africa. Further Reading: - Chocolate Prices Have Soared. A New Law Threatens to Keep Them High.  - Your Sweet Tooth Is Getting Expensive  Further Listening: - How Indonesia Tamed Rainforest Destruction  Learn more about your ad choices. Visit megaphone.fm/adchoices