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.
Causes and Effects of Climate Change What causes climate change (also known as global warming)? And what are the effects of climate change? Learn the human impact and consequences of climate change for the environment, and our lives. The planet is warming, from North Pole to South Pole. Since 1906, the global average surface temperature has increased between 1.1 and 1.6 degrees Fahrenheit (0.6 to 0.9 degrees Celsius)âeven more in sensitive polar regions.