Understanding ballast water management is of vital importance to shipowners, and a new book exploring the regulations and technologies relating to it has just been published.rnBallast Water Treatment, 2010 edition, by Captain Nadeem Anwar, is a 158-page guide divided into four sections. Part one looks at how, globally, ships transport more than 4,000 marine species and how these evolve independently, crossing the northern and southern hemispheres.
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