Effects of Nuclear Weapons
 
Practical Aspects of Nuclear Threat
This presentation is available as PDF 4.0+ (1.8 Mb)

איום גרעיני בהיבט מעשי
Hebrew version is available as PDF 4.0+ (1.9 Mb)

Ядерная угроза в практическом аспекте
Russian version is available as PDF 4.0+ (1.8 Mb)

Courtesy Jewish Statesmanship Center for Strategic Planning

"Ground Zero" simulator
Software based on Google's Maps framework and a bit of Javascript, gives impression on effects of a nuclear attack of any given point.

Courtesy Carlos Labs
Effects of Nuclear Weapons
published by the US Government is by far the most authoritive official unclassified source.
Most other sources are based on compilations from this book. Though out-of-print, different editions (1962, 1964, 1977) are still available from Amazon, eBay etc.
On-line version is available as PDF files (scanned book chapters).

Courtesy Program on Science & Global Security, Princeton University
The Effects of Nuclear War
report was prepared by Office of Technology Assessment of the US Congress in 1979.
Available to purchase. Online version is available as PDF 3.0+.
Courtesy Federation of American Scientists
Nuclear Weapons Defense Manual
Manual of tables.
Available as PDF 3.0+ (0.95MB)

Nuclear Weapons Effects
Radiological Scientific Officers Handbook.
Available as PDF 3.0+ (2.5MB)

These 2 documents were issued by the Canadian government.
Both are based on "Effects of Nuclear Weapons".
Courtesy Bruce Beach, Radiological Scientific Officer, Canada.
Concise data sheets
on nuclear weapons' effects.
Courtesy Radius Engineering Intl. Inc.