The 55- to 60-ka Te Whaiau Formation: a catastrophic, avalanche-induced, cohesive debris-flow deposit from Proto-Tongariro Volcano, New Zealand Jérôme A. LecointreVincent E. NeallWarwick M. Prebble Research Article 07 September 2001 Pages: 509 - 525
Instabilities in the summit region of Mount Etna during the 1999 eruption Sonia CalvariHarry Pinkerton Research Article 21 September 2001 Pages: 526 - 535
Earthquake activity related to the 1991 eruption of the Hekla volcano, Iceland Heidi SoosaluPáll Einarsson Research Article 20 October 2001 Pages: 536 - 544
Holocene geomagnetic secular variation recorded by volcanic deposits at Mount St. Helens, Washington Jonathan T. HagstrumRichard P. HoblittThomas E. Gray Research Article 16 November 2001 Pages: 545 - 556
Pyroclastic flow generated by crater-wall collapse and outpouring of the lava pool of Arenal Volcano, Costa Rica Guillermo E. AlvaradoGerardo J. Soto Research Article 15 November 2001 Pages: 557 - 568
Bradford Sturtevant, 1933–2000 Youxue ZhangHeidy MaderSue Kieffer Obituary 17 November 2001 Pages: 569 - 571
Smithsonian Institution's global volcanism network Richard Wunderman Summary of recent volcanic activity 20 October 2001 Pages: 572 - 573
Erratum to: Experimental constraints on the origin of chlorine emissions at the Soufriere Hills volcano, Montserrat S. SignorelliM. Carroll Erratum 13 November 2001 Pages: 574 - 575