The Day the Sea Stood Still
A massive volcanic eruption in the Caribbean at the end of the
Paleocene may have triggered the greatest mass extinction in Earth’s
history. Was it caused by global warming? When the volcano blew, global
average air temperature was several degrees warmer than now, chiefly because
the poles were far warmer. Analyzing oxygen isotopes in fossil foraminifera
skeletons, an international team of scientists is seeking answers. First
of a two-part series.
by Tom Yulsman
Communicating with Congress — Part IV.
Who’s Who on the Hill
Don’t like the news that a new superhighway might cut across your
suburb? Concerned about a possibly contaminated sewer system?
Want to express your support for increased science-education funding in
your schools? You need to contact your congressional representative. But
first, you need to find out who to call. Here’s a brief directory of key
staff members on Capitol Hill and some pointers on how to approach them.
by Joseph A. Briskey