 water temperature - the majority of the these times were set in warm water with a strong tailwind. World best rowing times have also decreased because of improvements in technology to both the <a href="//en.wikipedia.org/wiki/Racing_shells" title="Racing shells" class="mw-redirect">boats</a> and the <a href="//en.wikipedia.org/wiki/Oars" title="Oars" class="mw-redirect">oars</a>, along with improvements in the conditioning of the rowers.</p>
<p>Because environmental conditions have a strong impact on boat 