Click here for Peter Kochman's Obituary

Some older pages on are linked below

Dynamical systems and Information Flow

Lewis Fry Richardson

Ice Wars

For the article on bioethics and mice please see here

For a global look at precipitation patterns, see here .

For a look at precipitation patterns in E. China, see here .

If you were looking for the post on orbital orrery, see here.

Since the term "situ" (司土) in Chinese means "Administrator of Lands" since the Zhou Dynasty, here is a link to a real estate site. I am also informed by a correspondent that the Chinese surname "Situ" also dates back to the Zhou dynasty, when that clan was responsible for the Ministry of Education. And that in modern dictionaries, "situ" is more related to "soil." So here is an old link to regenerative soil practises:

Albert Howard in India

If you were looking for something else on this site, please email

If you want to send me something encrypted, use my public key at