Mars literally doesn't have the resources to make it Earth-like, so it's a poor example to point to. It's far more credible that you could undo a previous natural example of climate change on Earth by releasing the sequestered carbon from the Carboniferous Period.
Mars literally doesn't have the resources to make it Earth-like, so it's a poor example to point to. It's far more credible that you could undo a previous natural example of climate change on Earth by releasing the sequestered carbon from the Carboniferous Period.