Change Quote by Michael E. Mann
“I was interested in variations in temperatures of the oceans over the past millennium. But there are no records of these changes so I had to find proxy measures: coral growth, ice cores and tree rings.”
About This Quote
Scientists infer past ocean temperatures using indirect evidence like coral, ice, and tree rings because direct records don’t exist.
In simple terms: Proxy data reveal ancient ocean heat.
Key Takeaway
Use proxies to study climate history.
Themes
climate science
proxy data
historical reconstruction
Mood
analytical
inquisitive
Type
scientific
educational
When to use this quote
- research papers
- educational talks
- policy discussions
Key Concepts
paleoclimatology
environmental research
methodology
Questions to Reflect On
- What are the strengths and weaknesses of each proxy?
- How do proxies inform current climate models?
A Different Perspective
Proxies have uncertainties and limits.
![“Keith's [Briffa] series...differs in large part in exactly the opposite direction that Phil's [Jones] does from ours. This is the problem we all picked up on (everyone in the room at IPCC was in agreement that this was a problem and a potential distraction/detraction from the reasonably consensus…” quote by Michael E. Mann](https://sms4smile.com/quotes/img-quotes/60e/michael-e-mann-42026_agreement_keith-s-briffa-series-differs-in-large-p_1092652.jpg)
