The Effect of Humans on The Environment AIR The Greenhouse Effect/Global Warming What is it? The greenhouse effect is the rise in temperature that Earth experiences. What causes it? Global warming is an increase in the earth¡s temperature due to the use of fossil fuels...

El Nino has been a reoccurring phenomenon for centuries. Man has only started to realize how much of the worlds weather is effected by it. The term El Nino refers to an irregular warming of the seas surface. During the last 40 years there have been 10 significant El Nino occurrences. Most affecting ...