A diversified economy is an economy that has a number of different revenue streams and provides nations with the ability for sustainable growth because there is not a reliance on one particular type...
Lightning can strike rubber although it is not a good conductor of electricity.
Metal piping or water doesn't attract lightning more than rubber tires isolate it; those are urban legends. Unless you take a bath outside, on the top of a hill, you are safe. Incidentally, what will protect you from lightning in a car, is not the rubber tires but the Faraday cage's effect of the metallic body. Electricity travels outside such a metal cage, never inside.