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Joint Arrangements | 12 Months Ended
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Dec. 31, 2017
JOINT ARRANGEMENTS |
JOINT ARRANGEMENTS | 30. JOINT ARRANGEMENTS Joint Operations The company's material joint operations as at December 31 are set out below:
Material Joint Operations |  | Principal Activity |  | Country of Incorporation and Principal Place of Business |  | Ownership % 2017 |  | Ownership % 2016 |
Oil Sands |  |  |  |  |  |  |  |  |
Operated by Suncor: |  |  |  |  |  |  |  |  |
| Fort Hills Energy Limited Partnership |  | Oil sands development |  | Canada |  | 53.06 |  | 50.80 |
Non-operated: |  |  |  |  |  |  |  |  |
| Syncrude |  | Oil sands development |  | Canada |  | 53.74 |  | 53.74 |
Exploration and Production |  |  |  |  |  |  |  |  |
Operated by Suncor: |  |  |  |  |  |  |  |  |
| Terra Nova |  | Oil and gas production |  | Canada |  | 37.68 |  | 37.68 |
Non-operated: |  |  |  |  |  |  |  |  |
| White Rose and the White Rose Extensions |  | Oil and gas production |  | Canada |  | 26.13-27.50 |  | 26.13-27.50 |
| Hibernia and the Hibernia South Extension Unit |  | Oil and gas production |  | Canada |  | 19.19-20.00 |  | 19.13-20.00 |
| Hebron |  | Oil and gas production |  | Canada |  | 21.03 |  | 21.03 |
| Harouge Oil Operations |  | Oil and gas production |  | Libya |  | 49.00 |  | 49.00 |
| Buzzard |  | Oil and gas production |  | United Kingdom |  | 29.89 |  | 29.89 |
| Golden Eagle Area Development |  | Oil and gas production |  | United Kingdom |  | 26.69 |  | 26.69 |
| North Sea Rosebank Project |  | Oil and gas production |  | United Kingdom |  | 30.00 |  | 30.00 |
| Oda |  | Oil and gas production |  | Norway |  | 30.00 |  | 30.00 |
Joint Ventures and Associates The company does not have any joint ventures or associates that are considered individually material. Summarized aggregate financial information of the joint ventures and associates, which are all included in the company's Refining and Marketing operations, are shown below:
|  | Joint ventures |  | Associates |  |
($ millions) |  | 2017 |  | 2016 |  | 2017 |  | 2016 |  |
Net earnings (loss) |  | 1 |  | 1 |  | (3 | ) | (3 | ) |
Other comprehensive income |  | — |  | — |  | — |  | — |  |
Total comprehensive income (loss) |  | 1 |  | 1 |  | (3 | ) | (3 | ) |
Carrying amount as at December 31 |  | 51 |  | 45 |  | 89 |  | 93 |  |

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