The following document(s) are now available from the NSF Online Document System. National Science Board Approves Funds for Petascale Computing Systems URL : http://www.nsf.gov/publications/pub_summ.jsp?ods_key=pr07095 Type : News Releases Subtype : Engineering Collaborative Research in Chemistry URL : http://www.nsf.gov/publications/pub_summ.jsp?ods_key=nsf07581 Type : Program Announcements & Information Subtype : Math/Physical Sciences Man-Made Soot Contributed to Warming in Greenland in the Early 20th Century URL : http://www.nsf.gov/publications/pub_summ.jsp?ods_key=pr07098 Type : News Releases Subtype : Polar Programs =============================================== MyNSF (formerly Custom News Service) http://www.nsf.gov/mynsf/ Please send questions and comments to webmaster@xxxxxxx