Forest fires are actually beneficial for ecosystems, provided they don’t happen too often. After a fire, plants germinate and grow incredibly fast. KAR3 is a compound in smoke responsible for promoting the seed germination of a wide range of plant species.
![3,7-Dimethyl 2H-Furo[2,3-c]pyran-2-one Structure](/CAS/20140608/GIF/CB42508221.gif)