Ideas change everything
WATCH
TED Talks
Browse the library of TED talks and speakers
TED Playlists
100+ collections of TED Talks, for curious minds
TED Series
Go deeper into fascinating topics with original video series from TED
TED-Ed videos
Watch, share and create lessons with TED-Ed
TEDx Talks
Talks from independently organized local events
TED Fluent
Watch TED Talks in your language
DISCOVER
Topics
Explore TED offerings by topic
Podcasts
Explore the TED Audio Collective
Ideas Blog
Our daily coverage of the world of ideas
Newsletters
Inspiration delivered straight to your inbox
TED Games
Innovative games that challenge you to think differently
ATTEND
Conferences
Take part in our events: TED, TEDGlobal and more
TEDx Events
Find and attend local, independently organized events
TED on Screen
Experience TED from home
TED Courses
Learn from TED speakers who expand on their world-changing ideas
PARTICIPATE
Nominate
Recommend speakers, TED Prize recipients, Fellows and more
Organize a local TEDx Event
Rules and resources to help you plan a local TEDx event
TED-Ed
Award-winning educational content and programs
Translate
Bring TED to the non-English speaking world
TED Fellows
Join or support innovators from around the globe
ABOUT
Our Organization
Our mission, history, team, and more
Conferences
TED Conferences, past, present, and future
Programs & Initiatives
Details about TED's world-changing initiatives
Partner with TED
Learn how you can partner with us
TED Blog
Updates from TED and highlights from our global community
Type to search
Sonaar Luthra: “水质金丝雀”
473,017 plays
|
Sonaar Luthra
|
TEDGlobal 2011
• July 2011
Read transcript
灾难过后，我们如何判断当地的水质是否符合安全饮用的标准？目前的检测方法既费时又复杂，而由此带来的延迟可能是致命的，正如2010年海地地震之后霍乱爆发时的情况一样。TED人物索纳·卢瑟那简单介绍了他设计的一个可以快速检测水质的小工具——水质金丝雀。
TED is supported by ads and partners
