TWCobra
Senior Member.
Speaking as someone who grew up with the constant threat of nuclear annihilation, your probably shouldn't be as worried as you are.
Reading suggestion: http://books.google.com.au/books/about/Abundance.html?id=3b6LvlWObYUC&redir_esc=y
Reading suggestion: http://books.google.com.au/books/about/Abundance.html?id=3b6LvlWObYUC&redir_esc=y