What Makes a Topic Worth Studying?

If you know history well, it is a lot easier to predict the future. For example, Hurricane Katrina was probably caused by human activity. If people would have been more careful about polluting the enviroment, it may not have happened, or it may not have been as big as it was. Hundreads of people had died and thousands of them lost their homes. Most of New Orleans is under water, so the chance of getting ill is very big. There were scientists who actually predicted there will be a big storm in the Gulf of Mexico around the time it really did happen. …