1. Department of Meteorology and Atmospheric Science, and Center for Advanced Data Assimilation and Predictability TechniquesThe Pennsylvania State University PA USA
2. Center for Prototype Climate ModelingNew York University Abu Dhabi Abu Dhabi United Arab Emirates
3. Courant Institute of Mathematical SciencesNew York University New York NY USA
4. Atmospheric Sciences and Global ChangePacific Northwest National Laboratory Richland WA USA