Arbopals is a children's virtual world with very real environmental impact. During its just-launched beta test phase, the Toronto-based virtual world's nonprofit partners in more than 20 countries will plant a tree for each of the first 1,000 users who sign up (so far, kids in 43 countries have) – because "the UN says that to compensate for the damage we have all done to the environment, we should … [Read more...] about Kids’ virtual world that plants real trees