During the week of May 13th, the CO2 level at the Mauna Loa Observatory in Hawaii topped 400 ppm repeatedly. Daily levels of CO2 can vary due to weather, and there are seasonal trends as well.
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)
