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
蝗灾是否势不可挡？
570,734 views |
杰弗里·A·洛克伍德 |
TED-Ed
• November 2021
Read transcript
肆虐的蝗虫成群结队，蔓延至天际。蝗群没有将帅，也无策略指导；它们的目标只有啃食、繁衍、然后继续向前。这是沙漠蝗虫——声名狼藉的超级破坏者。但大多时候，沙漠蝗虫的危害并不比蚱蜢大。那么，是什么导致这些无害的昆虫，变成一场席卷庄稼的蝗灾呢？杰弗里·A·洛克伍德（Jeffrey A. Lockwood ）做了研究。【 本片由 Franz Palomares制作，Addison Anderson配音，Cem Misirlioglu配乐】。
science
education
biology
insects
agriculture
TED-Ed
farming
animation
TED is supported by ads and partners
