Social learning tools as a way to include students who are at home due to illness into collaborative discussions held in class. Twitter is an established micro-blogging service available to individuals with Internet access world-wide and provides unlimited access to social networks for its users, to send and receive messages. In 2006, it was funded by Jack Dorsey, Noah Glass, Biz Stone, and Evan Williams. One of the common site users is media outlets to broadcast current news updates. For this reason, people use Twitter as a daily source of information to inform themselves on local and world news. Another way that Twitter
Cool Biz campaign billion yen in summer 2005. Dai-Ichi Life Research Institute announced that the total economic effect was more than 100 billion yen in 2005. During winter 2005, there was talk on many of the major news networks of promoting a "Warm Biz" style for winter, suggesting that people wear waistcoats, knit sweaters, and lap blankets. Warm Biz was not endorsed by the Japanese government at first. The food industry eagerly promoted this campaign by selling foods that warm people up, such as nabemono. However, the electric utility industry had little enthusiasm for the campaign. Since fossil fuel heating is popular in