Amazing inventions? Science project?

What would be a device so amazing, so useful that can help deal with natural disasters - if not preventing, being able to raise awareness quicker, or to detect it etc... Can help with things like tsunamis, earthquakes, volcano eruptions - you get the pocture. What would it do, how would it work? This is for my... show more What would be a device so amazing, so useful that can help deal with natural disasters - if not preventing, being able to raise awareness quicker, or to detect it etc... Can help with things like tsunamis, earthquakes, volcano eruptions - you get the pocture.
What would it do, how would it work? This is for my science project; My mind is utterly blank!! Thank you so much :)
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