Right. I was only 1 % right. You must recall that as a Navy officer (retired) I'm a government employee and 1 % accuracy is considered "above average".

Seriously, .... geez, what a boner that was in my email!

Jim

Martin Vlietstra wrote:
No ... a hectare is 10000 (100^2) square metres.

200 square hectares could be arranged in a large number of ways, including a
strip 100 m wide and 20 km long.  (200 squares, each with sides 100 m in a
row).

BTW, a hectare, whether it is square or not, is approximately the size of an
average-sized baseball field.  (OK, I know that baseball fields vary in
size)

-----Original Message-----
From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf
Of James Frysinger
Sent: 14 June 2008 23:24
To: U.S. Metric Association
Subject: [USMA:41095] RE: Square hectares

Well, a hectare is 100 square meters. So 200 square hectares would then be 20 000 square square meters.

Jim

Martin Vlietstra wrote:
Is the term "square hectare" really redundant?  Surely a piece of land
that
is 100 m by 100 m can be descried as a "square hectare"?  After all, it is
a
square.

-----Original Message-----
From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf
Of James Frysinger
Sent: 14 June 2008 16:27
To: U.S. Metric Association
Subject: [USMA:41089] Square hectares

The June 06 issue of Science contains a fascinating series of articles written by Andrew Lawler on the Indus people. I spotted a glitch in the first one that stimulated the following note to the author, with copy to the editors at Science.

Jim

Dear Mr. Lawler,

I am reading your fascinating article, "Boring no More", on the Indus people and I have just come across a jarring phrase. You speak of the Mohenjo Daro covering "at least 200 square hectares". "Square hectares" is redundant, as would be "cubic liters". The former is a unit of area and the latter a unit of volume.

Certainly this must have been just a "slip of the pen". I am rather amazed that a technical editor at Science did not catch this error.

Otherwise, thank you very much for your fascinating articles in this series. I look forward to learning more about these ancient people and their civilization as I read your articles.



--
James R. Frysinger
632 Stony Point Mountain Road
Doyle, TN 38559-3030

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