Schmitz's swimmers also go through a structured dry land practice twice a week that focuses on building core strength and athleticism.

WSJ: Missy Franklin: How Not to Ruin a Swimming Prodigy

The presence of nitrate in the water is predominantly a consequence of land management decisions and farming practice.

BBC: Thames archive reveals long nitrate rise

When his father died, he was persuaded to leave his practice as a land economist to take up his father's seat as an MP in western Kenya.

BBC: Profile: Musalia Mudavadi