Global warming has become a threat that an entire generation has lived with. Talks of decreasing CO2 emissions have been a worldwide concern. People have thrown away their aerosol cans and Styrofoam containers in hopes of saving the ozone. El Nino warnings send farmers into a panic at thoughts of lost crops. And, melting polar ice caps have threatened to swallow whole chains of islands. But, what is El Nino and what proof do we have that global warming is occurring at the hands of mankind, if it is occurring at all?
