Skip to main content
Skip to search
Ideas change everything
WATCH
TED Talks
Browse the library of TED talks and speakers
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
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
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
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
SIGN IN
MEMBERSHIP
Type to search
河流告诉我们的地球历史
1,499,172 views |
Liz Hajek |
TEDxPSU
• March 2014
Read transcript
河流是自然最强大的力量之一——它们推动高山，侵蚀大地，而且河道也一直在变化。理解它们如何形成以及如何变化对居住在河岸旁和三角洲的人来说十分重要。在这一图片信息丰富的演讲中，地质学家Liz Hajek向我们展示了由古代河流堆积成的岩石如何可以被用作时间机器来研究地球的历史，从而让我们得知在今天应当如何可持续的生存下去。
climate change
environment
science
nature
water
ancient world
TEDx
rivers
TED is supported by ads and partners
