My first Sketches..

Here is my first sketch about the global warming. The idea is so simple and so clear, it doesn't need any explanations.

I didn't keep on this idea because it seems so simple and for sure it's not that unique. I'm sure that It has been designed before. Not necessarily to be the same design or color, but at least the idea of the earth and the fire.

Here is a closer view to the simple..

any opinions..??