The Plastiki is sailing toward Sydney, having crossed most of the Pacific ocean in a campaign to raise awareness of ocean pollution – particularly of the plastic kind. Most of the boat’s displacement comes from 12,000 empty plastic drink bottles (or roughly how many are consumed across the USA in 1/3 of a second!).
Here’s an excerpt from the latest entry in their online blog
We’re currently experiencing a different side of the ocean than what we’ve grown so accustomed to in the previous 6,700 miles. We seem to have ventured into the land of 60 knot winds and 25 foot waves