Knowledge communities (KCs) are groups of mutually engaged people communicating online over longer periods of time, and sharing interests, knowledge and activities.
The decision has been strongly criticised by researchers and activists as "counterproductive" and cause "collateral damage" to the communities who rely on Facebook as their only means of communicating online.
"I've never liked or used the word 'community' about people communicating online, but the Sandy conversations seemed worthy of the word, actually communal," he wrote.
Between personal web pages, social media, texts and emails, online communication is a comfort zone for most people and many students prefer communicating online.
He began communicating online, but he was careful to remain anonymous, even among activists.
At a news conference on Saturday, Colonel Olarn advised the public to exercise caution when communicating online.
Or do men and women still communicate differently with each other even when they're communicating online?
Soon, the two were communicating online and, after meeting in London, quickly fell into a romance, she said.
Social networks such as Facebook, which boasts over 400m users, have become popular tools for communicating online and for posting information on a host of subjects.
Users need to be reminded that although they are communicating online, they are nevertheless dealing with real people who have real emotions.
