How Often Santa Barbara Has Cold Temperatures. Cold weather is almost unheard of in Santa Barbara. Normally every day warms up to at least 50 degrees F. Only about nine nights a year cool down to 40 Â°F or less.
Catastrophe definition, a sudden and widespread disaster: the catastrophe of war. See more.
Artist's impression of a major asteroid impact. An asteroid with an impact strength of a billion atomic bombs may have caused the extinction of the dinosaurs. A global catastrophic risk is a hypothetical future event that has the potential to damage human well-being on a global scale. Some events could cripple or destroy modern civilization. Any event that could cause human extinction is also known as an existential risk.