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.
1 This page: http://www.globalissues.org/article/172/climate-change-affects-biodiversity. 2  To print all information e.g. expanded side notes, shows alternative links, use the print version: 3  http://www.globalissues.org/print/article/172.
Arctic change affects everyone. Climate change in the Arctic is not just a local problem - it's a global problem. The feedbacks from the Arctic are increasing global sea levels, they are predicted to change global climate and precipitation patterns, and the effects of climate change on Arctic species are likely to be felt globally.