Commentary Sierra Club Applauds Historic Standards for Heavy Trucks by Gary Kopycinski on August 9, 2011 Gary Kopycinski Author More in Commentary: Heteronormativity: Grappling with Straight Privilege March 24, 2026 Former Park Forest Mayor Ostenburg Implores Chicago Cardinal Cupich to Care for St. Irenaeus Property December 16, 2025 An Angel Now Guards Our Friends in Blue: Park Forest Mourns the Loss of #204, Detective Tim Jones December 4, 2025 WASHINGTON, D.C.–(ENEWSPF)–August 9, 2011. Today President Obama announced the first-ever fuel efficiency and carbon pollution standards for medium and heavy duty trucks made between 2014 and 2018.