| Efnisorð | Verk |
|---|---|
| Aðstandendur | 4 |
| Afbrotamenn | 1 |
| Afreksíþróttir | 1 |
| Airports | 1 |
| Aldraðir | 8 |
| Almannavarnir | 1 |
| Antarctic Treaty | 1 |
| Anthropogenic noise | 2 |
| Antibody response | 1 |
| Aquaculture | 1 |
| Aquatic habitats | 1 |
| Arctic charr | 1 |
| Arctic coastlines | 1 |
| Arctic ecosystem | 1 |
| Arctic environments | 1 |
| Arctic management | 1 |
| Arctic regions | 1 |
| Atferlisfræði | 1 |
| Athletes | 1 |
| Atlantic cod | 1 |
| Atlantic salmon | 1 |
| Atlantshafslax | 2 |
| Atvinnuleysi | 1 |
| Atvinnulíf | 1 |
| Auðlindafræði | 4 |