Document Security: Protecting Physical and Electronic Content
Several electronic layers exist in most documents, a fact overlooked
by many writers. Probing these sublayers often reveals information
not intended for release by the author. Documents in electronic formats
create a “palimpsest” that even semiskilled investigators can probe for
Encyclopedia of Disasters: Environmental Catastrophes and Human Tragedies This encyclopedia is a descriptive, illustrated account of disasters, both natural and human-induced, that have occurred throughout the world at different times over the past two thousand years. They include experiences of earthquakes, tsunamis, volcanic eruptions, floods, extremes of weather, droughts, pandemic illnesses, land subsidence and...