Dictionary » D » Datum



(Science: marine biology) a base elevation used as a reference from which to reckon heights and depths. It is called a tidal datum when defined by a certain plane of the tide. An item of factual information derived from measurement or research.

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Re: Legitimate Global Climate Change Skepticism?

... So does temperature. In the last interglacial period, 120,000 years ago, temperature reached 2 to 3 C more than we currently experience. That is a datum that really has no bearing on this debate. It does not alter the fact that, at present, the world is warming and that this warming is due to human ...

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by skeptic
Sat Jul 31, 2010 10:14 am
Forum: Ecology
Topic: Legitimate Global Climate Change Skepticism?
Replies: 10
Views: 10803

A Monkey's Uncle

... are many examples in biological science where scientific group A uses a set of rules or a specific tool to make a determination on a specific datum or data. Then scientific group B uses the exact same rules or tool to make a determination that is quite different. (I will not quote here instances ...

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by JDavidE
Sat Mar 17, 2007 11:00 pm
Forum: Evolution
Topic: A Monkey's Uncle
Replies: 26
Views: 62715

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