| Answer | Crossword Clue |
|---|---|
| footprint | The area covered by something, in particular |
| footprints | The area covered by something, in particular |
| abundance | The quantity or amount of something, e.g., a chemical element or an animal or plant species, present in a particular area, volume, sample, etc |
| abundances | The quantity or amount of something, e.g., a chemical element or an animal or plant species, present in a particular area, volume, sample, etc |
| environments | The natural world, as a whole or in a particular geographical area, esp. as affected by human activity |
| environment | The natural world, as a whole or in a particular geographical area, esp. as affected by human activity |
