Oceanographer <a href="https://en.wikipedia.org/wiki/Josh_Willis" class="extiw" title="w:Josh Willis">Josh Willis</a> discusses the <a href="https://en.wikipedia.org/wiki/Heat_capacity" class="extiw" title="w:Heat capacity">heat capacity</a> of water, performs an experiment to demonstrate heat capacity using a water balloon and describes how water's ability to store heat affects <a href="https://en.wikipedia.org/wiki/Earth" class="extiw" title="w:Earth">Earth</a>'s climate. Credit: NASA JPL
<a href="https://en.wikipedia.org/wiki/NASA" class="extiw" title="w:NASA">NASA</a>
<a rel="nofollow" class="external free" href="http://climate.nasa.gov/climate_reel/OceansClimateChange640360">http://climate.nasa.gov/climate_reel/OceansClimateChange640360</a>