When can we use Ushahidi? We can use it at anytime. For example, if you want to go shopping at department stores, you can use Ushahidi to find out which department store has less people. There is another idea. When you are in a hurry, you can use Ushahidi to see which road has a bad traffic. Then, you can drive different road to avoid the traffic. I think Ushahidi can make our world more convenient.
Added by Wendy Hou on June 17, 2011 at 1:20pm —
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Energy problems are getting worse now; for example, oil is going to run out. Although oil and gas can make energy, they cause lots of pollutions. Some countries will fight for oil; it starts wars and causes damages. The price of energy gets higher and higher. What can we do to solve these problems? Maybe we can create new energy sources. We can try to use less energy.
After one hundred years, what will the world be? I think people will solve these energy problems. We use energy sources…
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Added by Wendy Hou on April 27, 2011 at 1:13pm —
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