| TROPOSPHERE | Lowest layer of the atmosphere |
| TROPOSPHERIC | Relating to the lowest layer of the atmosphere |
| DEEPSEA | Term for organisms that live in the lowest layer of the ocean (4-3) |
| OZONE | The layer of the atmosphere which helps block the sun's harmful rays (5) |
| HEAVENS | Hail in layers of the atmosphere (7) |
| NITROGEN | Name the gas that forms about four-fifths of the volume of the atmosphere (8) |
| CARBONDIOXIDE | Gas that forms the vast majority of the atmosphere of the planet Mars (6,7) |
| STRATOPAUSE | Level of the atmosphere forming the boundary between the stratosphere and the mesosphere, around 30 miles above sea level (11) |
| OXYGEN | It constitutes about one-fifth of the volume of the atmosphere |
| WEATHERFORECAST | A prediction of the future condition of the atmosphere (7,8) |
| WEATHER | The state of the atmosphere |
| AIR | Part of the atmosphere in the repaired relations |
| IONOSPHERE | The outer region of the atmosphere |
| ETHER | In Greek mythology, the upper regions of the atmosphere |
| STRATOSPHERE | The region of the atmosphere about 50km from earth (12) |
| BIOSPHERE | What is the part of the atmosphere that can sustain life? (9) |
| RAIN | The condensed moisture of the atmosphere falling visibly in separate drops |
| WEATHERCHART | With isobars, isohyets, wind barbs and fronts with "teeth", this synoptic map provides a meteorological view of the atmosphere and elements, above the equator or beneath (7,5) |
| SKYBLUE | Be sulky about the tone of the atmosphere (3,4) |
| AEREOUS | Of the atmosphere, old-style |
