| 100% | ARGON | 5 | Noble gas that's about 1% of the atmosphere |
| 87% | ARGON | 5 | Gas that's about 1% of the atmosphere |
| 85% | ARGON | 5 | Noble gas that's roughly 1% of the atmosphere |
| 81% | ARGON | 5 | Inert gas that's about 1% of the Earth's atmosphere |
| 78% | ARGON | 5 | Noble gas that makes up almost 1% of the Earth's atmosphere |
| 78% | ARGON | 5 | Noble gas that makes up nearly 1% of the earth's atmosphere |
| 60% | ARGON | 5 | About 1% of the Earth's atmosphere |
| 56% | ARGON | 5 | About 1% of the atmosphere |
| 55% | IKEA | 4 | Company that uses about 1% of the world's wood supply annually |
| 48% | ARGON | 5 | Most abundant noble gas in the earth's atmosphere |
| 47% | OXYGEN | 6 | Gas that's an important part of the air we breathe |
| 47% | NITROGEN | 8 | Gas that makes up most of Earth's atmosphere |
| 47% | RADON | 5 | Poisonous gas that's the product of uranium decay |
| 46% | ACRE | 4 | About 1% of the Vatican |
| 46% | ARGON | 5 | About 1% of the air |
| 46% | IKEA | 4 | Company said to use about 1% of the world's wood supply |
| 45% | XENON | 5 | Noble gas that has the symbol Xe |
| 45% | ARGON | 5 | Roughly 1% of the earth's atmosphere |
| 45% | ACRE | 4 | About 1% of the Mall of America |
| 45% | MARS | 4 | Planet that's about half the diameter of Earth |
| 45% | AIRFLOW | 7 | Streamlined motion of the atmosphere gases |
| 45% | ARGON | 5 | About 1% of Earth's atmosphere, and a phonetic hint to this puzzle's gimmick |
| 44% | IONOSPHERE | 10 | Layer of the earth's atmosphere that lies above the mesosphere |
| 44% | NUB | 3 | Pencil that's about at the end of its usefulness |
| 44% | OXYGEN | 6 | About 21% of the atmosphere |
| 44% | NITROGEN | 8 | About 78% of the atmosphere |
| 43% | ASIA | 4 | About 1/11 of the globe |
| 43% | ASIA | 4 | Continent that is about 30% of the earth's land |
| 43% | NEON | 4 | One of the noble gases |
| 43% | XENON | 5 | One of the noble gases |