○ Probably the person who tossed cigarette didn't even notice what he had done. Some are just careless in their daily life, but such carelessness would cause a big loss to the society.
-sailor(Ocean & Mountain);
● I wonder how bad is the air quality there, can people still stay outside? If this was indeed caused by one single person, he/or she probably didn’t do this on purpose, but someone needs to figure out how could this possible?
○ Thanks for the update, I guess stay inside if you don't have to get out. :) If a tiny cigarette butt can cause a huge disaster like this, something is missing here...