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Maggie Verster

Students digital footprints - 0 views

thefischbowl.blogspot.com/...display-names-i-was-wrong.html

internetsafety students school2.0

shared by Maggie Verster on 25 Jun 09 - Cached
  • Maggie Verster on 25 Jun 09
     
    Should students use aliases, their name and surname innitial or the full names when communiacting "inclass" online? What about lifelong portfolios....great post
Steve Ransom

Leaving 'Friendprints': How Online Social Networks Are Redefining Privacy and Personal ... - 0 views

knowledge.wharton.upenn.edu/article.cfm

digitalfootprint digitalcitizenship privacy advertising socialnetworking socialnetwork

shared by Steve Ransom on 12 Jun 09 - Cached
  • "Our kids today will give everything [in terms of personal information] away, but it's not at all clear how this will shake out in the long run,"
    • Steve Ransom
      Steve Ransom on 12 Jun 09
       
      A marketer's gold mine, among other things.
  • And what about the person you don't really know who wants to be your friend because you have some friends in common? According to Hoffman, that new friend may just be mining your social circle for information. As networks grow and more friends of friends (and their friends) are accepted by users, it's unclear who can be trusted.
    • Steve Ransom
      Steve Ransom on 12 Jun 09
       
      Hmmmm... this has occurred to me before, but I'm not sure how real it is our how paranoid we should be. However, we do need to take a look at our followers' digital footprints (blogs, tweets, posts, pages,...) if suspect.
  • Hoffman illustrated how social connections are made online and the ease with which a stranger can become part of a network.
  • ...5 more annotations...
  • When a business contact from the LinkedIn world wants to become your friend on Facebook, do you accept the invitation, giving them access to the photos on your Facebook profile from last summer's rowdy beach party?
  • Third-party applications, he argued, can take that data outside of the friendly confines of a social networking site and combine it with data from other sources to piece together enough information to steal a person's identity.
    • Steve Ransom
      Steve Ransom on 12 Jun 09
       
      That's always been my feeling about 3rd party apps. I don't use them for the most part.
  • According to Acquisti, people are more likely to divulge key personal information -- their photo, birthday, hometown, address and phone number -- on social networking sites than they would on other web sites
  • In one study, Acquisti found that that people will divulge information when they see others doing so. That tendency, he believes, may explain why so many people are willing to dish out personal information on the networks.
  • Holy Grail for marketers is to track consumers and their friends -- and what they say about a product -- via social networks. "People are more willing to divulge information for social purposes, and the lead users are 18 to 25 years old," Bradlow notes. "The social norms around privacy aren't going to be what they were before."
  • Steve Ransom on 12 Jun 09
     
    The information provides opportunities not only for legitimate business purposes, but also for the nefarious aims of identity thieves and other predators, according to faculty at Wharton and elsewhere.
Ruth Howard

Eat Well - Community Gardening - 0 views

www.eatwelltas.org.au/gardening

cooking gardening foodblogger Food footprint ecology community gardens health

shared by Ruth Howard on 09 Aug 09 - Cached
  • Ruth Howard on 09 Aug 09
     
    local community garden activism here in Tassie schools etc...
BTerres

6 Things You'd Never Guess About Google's Energy Use - Techland - TIME.com - 0 views

techland.time.com/...guess-about-googles-energy-use

google energy technology science

shared by BTerres on 09 Sep 11 - No Cached
  • Google uses enough energy to continuously power 200,000 homes
  • Google accounts for roughly 0.013 percent of the world's energy use
  • One Google search is equal to turning on a 60W light bulb for 17 seconds
  • ...3 more annotations...
  • YouTube can stream for three days on the energy it takes to make a DVD
  • One year of Gmail is as efficient as a message in a bottle
  • Google's carbon footprint is zero (after offsets)
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