A study of over 40,000 written entries in Irish Annals and ice core measurements shows a strong correlation between the occurrence of volcanic eruptions and extreme cold weather in Ireland over a 1200 year period.
Regional Structure
NESTA membership is represented through 12 Regional Directors elected every two years, with half of these directors elected each year. NESTA regions include:
- Central: Illinois, Iowa, Minnesota, Missouri, and Wisconsin
- Regional Director: Chad Heinzel
- State Contacts: Teri Wiese (IA), Kathy Cochrane (IL), L. Jane Brandt (MN), Karyl Rosenberg (WI), Jim Reynolds (MO), Rita Crocker (MO)
- East Central: Indiana, Kentucky, Michigan, and Ohio
- Regional Director: Jay Sinclair
- State Contacts: Steven Smith (IN), Parker Pennington IV (MI), Kurtz Miller (OH), J.D. Runyon (KY)
- Eastern: Delaware, New Jersey, and Pennsylvania
- Regional Director: Peter Dorofy
- State Contacts: John Piniat (NJ central-south), Kathy Snyder (NJ north), Carl F. Katsu (PA)
- Far Western and Hawaii: California, Hawaii, and Nevada
- Regional Director: Wendy Van Norden
- State Contacts: Christine Wilde (CA north), Karen Blount (CA south), Richard M. Jones (HI), Jenelle Hopkins (NV)
- Mid-Atlantic: Maryland, Virginia, Washington DC and West Virginia
- Regional Director: Michelle Harris
- State Contacts: Jason Hayes (MD),
Stacey Rudolph (DC), Bonnie Keller (VA-south), Kimberly Warschaw (VA-north), Deb Hemler (WV)
- New England: Connecticut, Maine, Massachusetts, New Hampshire, Rhode Island, and Vermont
- Regional Director: Lisa Alter
- State Contacts: Martin Swanhill (CT-west), Jonathan Craig (CT), Tom Vaughn (MA), Gary Glick (ME), Steve Roberts (NH)
- New York State: New York
- Regional Director: Gilles Reimer
- State Contacts: Becky Remis (Upstate),
Melissa Montauk (Long Island), Rose Sanders (Hudson Valley)
- North Central: Montana, Nebraska, North Dakota, South Dakota, and Wyoming
- Regional Director: Cassie Soeffing
- State Contacts: Mike Burton (ND), John Niemoth (NE), Cassie Soeffing (SD), Windsor Copley (WY)
- Northwestern: Alaska, Idaho, Oregon, and Washington
- Regional Director: Earla Durfee
- State Contacts: David Gillam (AK), Virginia Jones (ID), Michael H. Jackson (BC), Steve Carlson (WA)
- South Central: Arkansas, Kansas, Louisiana, Oklahoma, and Texas
- Regional Director: Wendy DeMers
- State Contacts: Bonnie Moody (AR), Jean May-Brett (LA), Wendy DeMers (LA), Corene Selman (OK), Deb Ervin (TX)
- Southeastern: Alabama, Florida, Georgia, Mississippi, North Carolina, Puerto Rico, South Carolina, and Tennessee
- Regional Director: Dave Rodriguez
- State Contacts: Doug Haywick (AL), Dave Rodriguez (FL), Pamela Gore (GA), Renee Clary (MS), Fred Beyer (NC), Jorge Ruiz de Vinaspre (PR), Alan F. Weekes (SC), Tina King (TN)
- Southwestern: Arizona, Colorado, New Mexico, and Utah
- Regional Director: Pamela Whiffen ,
- State Contacts: Pamela Whiffen (AZ), Kerry Adams (CO), Raymond Nance (NM), Richard Ford (UT)
