Few of the world's great rivers that run through grain-growing areas now reach the sea all the year round or, if they do, they do so as a trickle.

世界上那些流经粮食生产区的河流很少有终年奔流到海的，即使有，也是涓涓细流。

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This is a good thing: however delicious running the grain through a pig before it goes into a human it is an inefficient method of getting calories into a human.

FORBES: The Coming Bacon Famine And The Glory Of Speculation In Food

Aug. 5: A failed wheat harvest prompted Russia to ban grain exports through the end of the year.

FORBES: The Food Crisis Of 2011

Most of its fuel and much of its grain comes through Georgia's Black Sea ports, which have been paralysed by the war.

ECONOMIST: A large NATO country ponders a bigger role in the Caucasus