It's mostly nitrogen on Earth, but carbon dioxide on Mars

Let's find possible answers to "It's mostly nitrogen on Earth, but carbon dioxide on Mars" crossword clue. First of all, we will look for a few extra hints for this entry: It's mostly nitrogen on Earth, but carbon dioxide on Mars. Finally, we will solve this crossword puzzle clue and get the correct word. We have 1 possible solution for this clue in our database.