I’ve been looking at some environmental mashups today, several from this site, and they give some pretty stark images, either on the present situation or the future. Here is a site that is dedicated to the consequence of rising sea level on American coastal cities. Take for example a look at this image from Manhattan in 2030:
Here is another mashup of restaurants and cafes in the US or Canada where you can eat local food. Yet another where you can find green hotels. This is scary – a mashup of the many nuclear accidents around the world (I had no idea there were so many!).