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Extended Continental Shelf Opportunities in Asia Pacific
I Made Andi Arsana &
Clive Schofield
The Australian National Centre for Ocean Resources & Security (ANCORS)
University of Wollongong, Australia
United Nations-Nippon Foundation Fellowship Alumni Meeting
Tokyo, 12-16 April 2009
Today is Monday, 04 May, 2009
Our Institution…
ANCORSUniversity of Wollongong
AUSTRALIA
Wollongong, NSW,2522. AUSTRALIAP: +61 2 4221 4883F: +61 2 4221 [email protected]
www.ancors.uow.edu.au
Dept of Geodesy & GeomaticsGadjah Mada University
INDONESIA
Jl. Grafika No. 2, Yogyakarta, 55281, INDONESIAP: +62 274 902121 F: +62 274 520226 [email protected]
www.geodesi.ugm.ac.id
Outline
• Introduction
• Definition of ECS• The submissions - Asia Pacific Case
• Potentials and Opportunities• Benefits and future challenges• Concluding Remarks
Maritime Jurisdictions - UNCLOS 1982
The Area
200 M
Sea Level
12 MContiguous
zone
Territorialsea
12 M
Exclusive Economic Zone (EEZ)
Water Column, Sea-bed, Subsoil
Rise Deep Ocean
Inte
rnal
wat
ers
Ter
ritor
ial S
ea B
asel
ine
(Extended Continental Shelf)
Continental ShelfSea-bed, Subsoil, Sedentary Species
High Sea
Shelf
[email protected] © 2008
UpperSlope Plateu
orTerrace
Definition of ECS – Legal
Animated by I Made Andi Arsana [email protected]
60 nm
200 nm
350 nm
2500 m isobath + 100 nm
continental crust
dry land
Established baseline(either normal or straight)
1% sediment thickness (Gardiner Line)
ocean crust
Outer limit of CS Fixed points (lat, long)
foot of slope (FOS)(max. change of gradient)
continental shelf
slope
low water
Animated by I Made Andi Arsana - [email protected]
����
sediment
continental rise
abyssalplain
Hedberg Line
Sediment
D
t
t / D ≥ 1 %
Foot of Slope (FOS)t = sediment thicknessD = distance from FOS
<< back
Submission to date
1. Russia – 20 Dec. 2001 - recommendations June 02 2. Brazil – 17 May 2004 - recommendations April 07 3. Australia – 15 Nov. 2004 – recommendations April 084. Ireland (partial) – 20 May 2005 - recommendations April 075. New Zealand (partial?) – 19 April 2006 - with Commission6. France, Ireland, Spain, UK (joint) – 19 May 20067. Norway (partial?) – 27 Nov. 20068. France (partial) – 22 May 20079. Mexico – 17 Dec. 200710. Barbados – 8 May 200811. UK (partial – Ascension) – 9 May 200812. Indonesia – 16 June 200813. Japan - 12 November 200814. Mauritius & Seychelles (joint) - 1 Dec.0815. Suriname - 5 December 200816. Myanmar - 16 December 200817. France - 5 February 200918. Yemen - 20 March 200919. UK (Partial – Hatton Rockall) – 31 March 0920. Ireland (Hatton Rockall) – 31 March 0921. Uruguay – 7 April 0922. Philippines (Benham Rise) – 8 April 09
Sources: CLCS website, 9 April 2009)
Submission to date
Asia Pacific - An overview
States in the Asia Pacific Region
The Submission: Asia Pacific
United Nations ConventionOn the Law of the Sea
1. Maritime jurisdictions2. Australia ratified the
Convention in 1994
Australia’s EEZ
Australia’s ECS Submission to the UNin 2004
Recommendation fromThe UN in April 2008.
Pending area
Special treatment
AUSTRALIA
INDONESIATIMOR LESTE
SOUTHERN OCEAN
ROSSSEA
INDIANOCEAN
TASMANSEA
South Tasman Rise
NEWZEALAND
AUSTRALIAN ANTARCTIC TERRITORY
Tasmania
Australia
<< back
New Zealand
New Zealand’s EEZ
New Zealand
New Zealand-Australia MaritimeBoundaries (2004)
New Zealand’s proposed ECS
New Zealand’s final ECS << back
The Indonesian Submission
20
0M
35
0M
1
2
3
45
Proposed Extended Continental Shelf
SUMATRA
I ND
ON
ES
I A
I ND
I A
“Computed” median line (Indonesia – India)
Location: northwest of Sumatra
Area: 3915 km²
<< back
Japan
Japan
Legend
200M from Japan’s baseline
200M from other State’s baseline
Equidistance line from Japan’s and other State’s baseline
Japan’s proposed extendedcontinental shelf
North
e rn
Mar
ian
aIs
lan
ds(U
S)
Minami-ToriShima Island
Mogi Seamount Region
Okino-ToriShima Island
Palau
Shikoku Basin Region
Ogasawara Plateau Region
Minami-Tori ShimaIsland Region
Southern Kyushu-Palau Ridge Region
Minami-Io To Island Region
Southern Oki-Daito Ridge Region
<< back
Myanmar
A1
2
3
B
4
<< back
The Philippines
Baseline 200 M Line350 M constraintOuter limit of the CS Beyond 200 M
<< back
The Potentials
0 1000nautical miles
?
?
?
?
?
Opportunities
Minerals
Polymetallic nodules
Blacksmokers
Living Resources
DNA from 284 mbsf
Microbial ecosystems to > 750 mbsf
Microbe tracks
GAS HYDRATE
Symonds, 2008
Concluding Remarks
• Maritime jurisdiction � LOSC
• Principles of ECS– Criteria
– Constraints • Development in Asia Pacific
– Six submissions
– Potentials � deadline: 13 May 2009 • Opportunities
• Future challenges
Thank you ☺