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The path of the oil spill from the.tanker-Torrey Canyon which grounded on the Seven
,
Stones reef, 15 miles west of Land‘s End, England, in 1967.
_“m/
to1e_eed to move ever larger volumes of crude oil to meet the increased"
,
-
Worldwide demand for petroleum products. As a result of this demand, some
Ï1180mlion metc tons,af crude
carried by tanker in 1969. In 1980,
,
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,!
more than twice that amount—a total of 2700 million metric tons—is ex—
‘
pecœd fo be,üa$ported by ship l5l…
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swe_ anüpouhonmsurance, the hazards were pred1ctabie before recent a001,
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dents. in the rst place, the
of_the- largest ships ordered made them too
f
unwreldy to
With key provisions of the, international rules designed to
Ï _Ïf{_
prevent
”New ‘taukers of 400,000 tons deadweight—a meas—
um preferred
an indication 0fcargo capacity—“ll require a
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tance of ve :nules'to stop when üjaîreiiiig,at full speed. Conversely, they will
_
.
not maneuverreadùyjüt slowspæds, Asaresult, the ships will not be able to_ ,
meet mtematmnal stoppmg or 111a11‘euveriug requirements in low visibility or
ummrmw channels
supæ1‘Îtàrïkeisof 200,000—330,000 tous"dæd—; -_ÎÈ
weight—«the sam …est common
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