Season 7, Episode 6 Britain Under Pressure
First Aired: April 15, 2013
A water engineering project in London that keeps raw sewage from flowing into the Thames is examined. Also: urban underground farming; the problem of overcrowded graveyards.
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- Premiered: July 27, 2009
- Rating: TV-PG
- Premise: Science and technology are put to the test by examining everyday scientific principals that are instrumental in shaping the world. (more)