La verdad a secas de los humedales

This strip, stressing the ecosystem services provided by wetlands, conmemorate the World Wetlands Day. It was done by one of the coolest enviornmental and science-cartoonists in Europe: Seppo Leinonen.

Follow the link to his page, where Spanish and French versions of the strip - as well as many other great cartoons are posted:

http://www.seppo.net/e/wetlands-are-not-wastelands