TY - JOUR T1 - Continued evolution of Jakobshavn Isbrae following its rapid speedup JF - J. geophys. Res Y1 - 2008 A1 - Ian Joughin A1 - I M Howat A1 - Mark Fahnestock A1 - B  E Smith A1 - Krabill, W. A1 - Alley, R.B. A1 - Stern, H. A1 - Martin Truffer VL - 113 UR - http://www.agu.org/pubs/crossref/2008/2008JF001023.shtml ER - TY - JOUR T1 - Ice-front variation and tidewater behavior on Helheim and Kangerdlugssuaq Glaciers, Greenland JF - Journal of Geophysical Research Y1 - 2008 A1 - Ian Joughin A1 - I M Howat A1 - Alley, R.B. A1 - Ekstrom, G. A1 - Mark Fahnestock A1 - Moon, T. A1 - Nettles, M. A1 - Martin Truffer A1 - Tsai, V.C. VL - 113 UR - http://www.agu.org/pubs/crossref/2008/2007JF000837.shtml ER -