You can share this video by copying this HTML to your clipboard and pasting into your blog or web page.
You either have JavaScript turned off or have an old version of the Adobe Flash Player. To view this rating widget you
need to get the latest Flash player.
If your browser allows only "trusted sites" to execute Javascript, you should add the "googleapis.com" domain to your whitelist to allow our Flash detection to work properly.
Got an idea, question, or debate inspired by this talk? Start a TED Conversation.
世界上有太多人无法获取饮用水。工程师麦克普理查德为次做了点什么 —— 发明可携带救生瓶过滤层,可以在瞬间解决大多数饮用水的问题。一个来自 TEDGlobla 2009 的美妙示范。
With cutting-edge nanotech, Michael Pritchard's Lifesaver water-purification bottle could revolutionize water-delivery systems in disaster-stricken areas around the globe. Full bio »
Translated into Chinese, Simplified by Halei Liu
Reviewed by Diana Huang
Comments? Please email the translators above.
Just follow the guidelines outlined under our Creative Commons license.
This comment will be attributed to . Not ? Sign Out.