1982 United Nations Convention on the Law of the Sea

Transcription

1 1982 United Nations Convention on the Law of the Sea Article 16, 47, 75, 76 and 84 Article 16, 47, 75, 76 and 84 require Coastal States to deposit geographic information pertaining to their maritime limits straight baselines (art. 16) archipelagic baselines (art. 47) the outer limits of maritime zones : territorial sea, exclusive economic zone and the continental shelf (articles 16, 75, 76 & 84)

2 Preparation of Charts by Costal States Convention [ ] shall be shown on charts of a scale or scales adequate for ascertaining their position. Alternatively, a list of geographical coordinates of points, specifying the geodetic datum, may be substituted. United Nations Convention on the Law of the Sea (1982)

3 Deposit with SG Convention Charts [States] shall give due publicity to such charts or lists of geographical coordinates and shall deposit a copy of each such chart or list with the Secretary General of the United Nations United Nations Convention on the Law of the Sea (1982)

4 Central Geodatabase Convention Charts Deposit [ ] system for the collection, compilation and dissemination of information on ocean affairs and the law of the sea [ ] furthering the development of a centralized system providing coordinated information and advice General Assembly Resolution 52/26 (1998)

5 Central Geodatabase Convention Charts Deposit

6 GIS and DOALOS : Depositary functions and due publicity Dissemination Convention Charts Deposit Geodatabase

7 Difference ranges from 500m to 2km Central Geodatabase Convention Charts Deposit Lack of clarity for the baselines; Usage of local horizontal datum requires conversions by third parties; Usage of different geometries, loxodrome, rhomb line, etc. affects the accuracy of the data when third party attempts to use it, etc. Format of the deposit (i.e. list of coordinates in paper format of over 80 pages) Errors in the deposits

8 Difference ranges from 500m to 2km Central Geodatabase Convention Charts Deposit Country A 360m 500m Country B 450m

9 Central Geodatabase Convention Charts Deposit Difference ranges from 500m to 2km

10 MZN 1 Germany Convention Charts Deposit Central Geodatabase

11 Convention Charts Deposit Geodatabase International Hydrographic Organization Requests the Secretary General to improve the existing Geographic Information System for the deposit by States of charts and geographical coordinates concerning maritime zones, including lines of delimitation, submitted in compliance with the Convention, and to give due publicity thereto, in particular by implementing, in cooperation with relevant international organizations, such as the International Hydrographic Organization, the technical standards for the collection, storage and dissemination of the information deposited, in order to ensure compatibility among the Geographic Information System, electronic nautical charts and other systems developed by these organizations; General Assembly Resolution 59/24 (2005)

12 GIS and DOALOS : Assistance to other UN Bodies 15. Requests the Secretary General to continue to carry out the responsibilities entrusted to him upon the adoption of the Convention and to fulfill the functions consequent upon the entry into force of the Convention, in particular by:... (e) Ensuring that the institutional capacity of the Organization can respond to requests of States, in particular developing States, and competent international organizations for advice and assistance and identify additional sources of support for national, subregional and regional efforts to implement the Convention, taking into account the special needs of developing countries;... General Assembly Resolution 49/28 (1994)

13 GIS and DOALOS : Assistance to other UN Bodies Maritime delimitation compilation of available relevant data and information; determination of extents of maritime zones of features; creation of provisional equidistance/median line; determination of coastline lengths; adjustment or shifting of provisional equidistance line; calculation of resultant areas of maritime space; any other adjustment of sifting of resultant line; simplification of resultant line; visualisation of the above.

14 GIS and DOALOS : Assistance to other UN Bodies Maritime delimitation Data management Area Import Baselines MZs MBs ECS Map Data Visualisation Third State State A Third State Land Baselines: Normal Straight Equidistance line State B

15 GIS and DOALOS : Assistance to other UN Bodies Maritime delimitation Data management Area Import Baselines MZs MBs ECS Map Data Visualisation Third State State A Third State Land Baselines: Normal Straight Equidistant line, giving full-effect to islands State A State B

16 GIS and DOALOS : Assistance to other UN Bodies Maritime delimitation Data management Area Import Baselines MZs MBs ECS Map Data Visualisation Third State State A Third State Land Baselines: Normal Straight Equidistant line, giving half-effect to islands State A State B

17 GIS and DOALOS : Assistance to other UN Bodies Maritime delimitation Data management Area Import Baselines MZs MBs ECS Map Data Visualisation Third State State A Third State Land Baselines: Normal Straight State A Equidistant line: semi-enclave State B

18 Division for Ocean Affairs and the Law of the Sea Discussion Robert Sandev, Senior GIS Officer Shawn Stanley, GIS Officer Guillaume Le Sourd, GIS Officer May 2013