How do scientists know el nino events go back at least 13000 years
Added by Elizabeth K.
Step 1
Step 1: Scientists analyze sediment cores taken from ocean floors and lake beds, which contain layers of deposited materials accumulated over thousands of years. Show more…
Show all steps
Your feedback will help us improve your experience
Sri K and 88 other Physics 101 Mechanics educators are ready to help you.
Ask a new question
Labs
Want to see this concept in action?
Explore this concept interactively to see how it behaves as you change inputs.
Key Concepts
Recommended Videos
What I Have Learned Compare and contrast the two climatic phenomena El Niño and La Niña Characteristics Time of Occurence Duration El Niño La Niña
Sri K.
A major event affecting global climate is the El Niño/La Niña cycle. In this cycle, equatorial Pacific Ocean waters warm by several degrees Celsius above normal (El Niño) and then cool by several degrees Celsius below normal (La Niña). This cycle affects weather not only in North and South America, but also in places as far away as Africa. Why does a seemingly small change in ocean temperature have such a large impact on weather?
How do scientists know That the human activity is the major force behind climate change?
Suman K.
Recommended Textbooks
University Physics with Modern Physics
Physics: Principles with Applications
Fundamentals of Physics
Transcript
Watch the video solution with this free unlock.
EMAIL
PASSWORD