El Nino...help! (questions please please help!)?

Your question(s) would require pages to answer. Suffice it to say that El Nino is caused by higher than normal water temperatures in the Pacific Ocean. The temperatures are tracked using satelites and that's why it is a fairly recent development in weather forecasting. It's a fascinating subject that I can't due justice to here. Google it and read all about it! Goo luck with your ignment!