Political cartoons related to pollution of the earth can serve as a form of social commentary. They can expose the negative consequences of pollution, pressure those in power to make changes, and inspire the public to be more environmentally conscious.
I think 'caricatura de marte' could be a unique and creative concept in art. It might involve giving Mars human-like features or imagining funny scenarios involving the planet. But without more context, it's hard to say for sure.
The full-color manga in the DB series usually has vibrant and eye-catching colors that enhance the visual experience. The details in characters and scenes are more pronounced.
The Barney and Friends cartoon is known for its colorful and friendly characters, catchy songs, and educational themes that teach kids valuable lessons.
It could be a symbolic representation of some deep-seated societal issue or a fictional exaggeration to create drama and tension within the comic's plot. But it's definitely not something that would happen in real life.
I'm not familiar with 'lewdua full comics' as it might be inappropriate or not widely known. You might want to explore more mainstream and positive comic works.