Variation in Regional and Global Lightning

Robert H Holzworth II1, James B Brundell2, Michael McCarthy3, Katrina Virts1, Michael L Hutchins1, Abram R Jacobson1 and Stan Heckman4, (1)University of Washington Seattle Campus, Seattle, WA, United States, (2)University of Otago, Dunedin, New Zealand, (3)University of Washington, Department of Earth and Space Sciences, Seattle, United States, (4)Organization Not Listed, Washington, DC, United States