Canada and RADAR Copy

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1. Question
Why has Canada chosen to research, develop and utilize radar remote sensing?
- Monitor land and marine areas
- Map ice conditions in the Northwest Passage
- Need to monitor environmental conditions during time of winter darkness
- Need to have a reliable remote sensing tool for a large country
Question 2 of 3

2. Question
Why is SAR essential for the Canadian Ice Service?
- Because access to optical remote sensing data is limited.
- Because SAR offers weekly image acquisition over important ice-covered areas.
- Due to the vast extent of territory and territorial waters, seasonal darkness and cloud cover, SAR is the ideal tool for monitoring dynamic ice conditions.
- Due to the need to fill the egg charts daily, SAR is the most economical and reliable data source.
Question 3 of 3

3. Question
Why is the Canadian Ice Service shifting the focus of its operation to different part of the country over the course of a year?
- Budget constrains require flexible CIS operations to meet ice mapping needs at different times of year.
- Canada is unique in that sea ice is a challenge year-round, meaning that ice is an impediment to shipping at any time of year, but more so seasonally and depending on requirements. Ship captain as “clientele” of regional/local ice charts and info products. Vessels proceeding to any ports regularly access ice charts to assure secure passage.
- The operations are guided by different ocean current regimes throughout the year, affecting sea ice distribution and mapping requirements.

Canada and RADAR Copy

Dirk Werle

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