The definition of a chortle is a chuckle or breathy, gleeful laugh. The breathy laugh you make when someone is tickling you is an example of a chortle. To chortle is to laugh in a breathy and joyful way. When someone is tickling you and you make a snorting chuckle sound, this is an example of a time when you chortle.
6 Ways Climate Change Will Affect You. From the food we eat to the energy, transportation, and water we all need, a warmer world will bring big changes for everyone.
Check out Abrupt Climate Change. The Gulf Stream is just one example of how ocean circulation affects climate. It is a more complicated story. Winds are an important force driving ocean currents. Winds, in turn, are partly driven by differences in heat from one part of the globe to the next.