| Name | First Name | Last Name | Professional Affiliation | |
|---|
| McFarren, Fred | Fred | McFarren | | View |
| McFarren, James | James | McFarren | | View |
| McGuire, Summer | Summer | McGuire | | View |
| McKechnie, Stephen | Stephen | McKechnie | | View |
| McLaughlin, Caroline (Candy) | Caroline (Candy) | McLaughlin | | View |
| McMillan, Greg | Greg | McMillan | | View |
| McMullen, Wallace | Wallace | McMullen | | View |
| Meade, Marilyn | Marilyn | Meade | supporter | View |
| Meeks, Mark | Mark | Meeks | | View |
| Meeks, Cassidy | Cassidy | Meeks | | View |
| Melton, Bruce | Bruce | Melton | Climate Change Now Initiative, 501c3, 2005
Sierra Club, Lone Star ExCom, National Climate Policy | View |
| Melton, Donald | Donald | Melton | | View |
| Mendelsohn, Mark | Mark | Mendelsohn | | View |
| Mercier, Amanda | Amanda | Mercier | | View |
| Michaux, Richard | Richard | Michaux | | View |
| Micsner, Hunter | Hunter | Micsner | | View |
| Miller, Anne | Anne | Miller | | View |
| Miller, Dan | Dan | Miller | The Roda Group, PRIME Coalition, XPrize | View |
| Miller, Judith | Judith | Miller | | View |
| Miller, Karen | Karen | Miller | social work | View |
| Miller, Nora | Nora | Miller | Citizen’s Climate Lobby, Moms Clean Air Force | View |
| Mills, Seamus | Seamus | Mills | | View |
| Miner, Jeff | Jeff | Miner | Citizen's Climate Lobby
Sierra Club | View |
| Miranda | Miranda | | | View |
| Mitchell-Ward, Noah | Noah | Mitchell-Ward | | View |
| Moffat, Mary Jane | Mary Jane | Moffat | | View |
| Moffitt, James | James | Moffitt | Citizens Climate Lobby | View |
| Monroe, Melody | Melody | Monroe | | View |
| Moore, Jennifer | Jennifer | Moore | | View |
| Moore, Judith | Judith | Moore | | View |
| Moore, Linda | Linda | Moore | | View |
| Moore, Patricia | Patricia | Moore | | View |
| Morgan, Samuel | Samuel | Morgan | | View |
| Morgan, Dan | Dan | Morgan | | View |
| Morgan, Dave | Dave | Morgan | | View |
| Morrison, Ron | Ron | Morrison | | View |
| Mueller, Teresa | Teresa | Mueller | | View |
| Muir-Broaddus, Jacqueline | Jacqueline | Muir-Broaddus | | View |
| Mulders, Marcel | Marcel | Mulders | | View |
| Mundt, Randy | Randy | Mundt | | View |
| Munsell, Max | Max | Munsell | | View |
| Murphy, Patrick | Patrick | Murphy | | View |
| Murray, Katherine | Katherine | Murray | | View |
| Naito, Lisa | Lisa | Naito | | View |
| Narath, Tanya | Tanya | Narath | | View |
| Nash-Galpern, Debra | Debra | Nash-Galpern | | View |
| Nassos, George | George | Nassos | | View |
| Nelson, David | David | Nelson | American Physical Society, Optical Society of America | View |
| Nelson, Margaret | Margaret | Nelson | | View |
| Neu, James | James | Neu | 350.Eug | View |
