Business Insider reports North Korea is readying to do a massive litter dump into South Korea.<br />North Korea announced Tuesday it was preparing 3,000 balloons stuffed with more than 12 million propaganda leaflets, as well as cigarette butts and other trash.<br />State media says it's a retaliatory gesture for South Korea failing to stop defectors from dropping anti-Kim Jong Un leaflets into North Korea.<br />Relations between the two are deteriorating even beyond their usual uneasy standoff.<br />On June 16, North Korea blew up a symbolic liaison office that had acted as an informal embassy on its side of the border.<br />Our plan of distributing the leaflets against the enemy is an eruption of the unquenchable anger of all the people and the whole society. Korean Central News Agency