There is currently no faster growing, wider-exposure and information storage capacity platform than the Internet. Next to mobile telephones in terms of communication speed, the Internet stands out as a vital tool for handling data on past and future disasters. While it is up to researchers and research equipment to actually predict some emergency situations, the only way to efficiently avoid natural and, especially, man-made long-term disasters, is to disseminate knowledge about them in a manner that ensures reception and feed-back. The question is how the World Wide Web could play a key role in avoiding what could otherwise be unpredictable.