I've had this idea for a while but with the recent Live8 concerts, G8 Summit and increased media attention on global warming and poverty, I though it was a good time to release. Let me know what you think, it might be a wee bit cheesey but was hoping it had impact.
Stock; Earth image by Nasa 'The Blue Marble' [link]
Parched earth by by Mayang [link]
*EDIT* New brown version, text-less versions and different sizes available in my scraps. [link]