The registration fee covers admission to all platform
and poster sessions, exhibits, receptions, banquet and refreshment
breaks. Registration materials will include the final program
and a set of abstracts. Each full-program registrant will receive
a set of the proceedings, which will be published by a press and
mailed after the Conference.

Payment can be made by American Express, MasterCard, or Visa.
Cash, wire transfer and money orders are also accepted. Please
contact us when you register.

Checks
should be drawn on a U.S. bank, payable in U.S. funds to "American
Academy of Sciences" and referencing "Environmental
Conference". The postal address is:

Cancellations received by July 31, 2006, will be
refunded. No refunds will be made after July 31, 2006, but paid
no-shows will receive all registration materials and proceedings
covered by their registration fees. Substitutions will be accepted
at any time, preferably with advance notice.

Because registration fees are the major source of funding for
the Conference and a significant percentage of the registrants
will make presentations, all presenting authors and session chairs
are expected to register and pay the standard fees.