Air Pollution Attorneys General Becerra, Xavier Environment Greenhouse Gas Emissions Trucking News Trucks and Trucking United States Politics and Government 7 Dec by Vitaliy Dadalyan Air Pollution, Attorneys General, Becerra, Xavier, Environment, Greenhouse Gas Emissions, Trucks and Trucking, United States Politics and Government Xavier Becerra Brings Environmental Justice to Forefront Joseph R. Biden, Jr.’s choice to run the Department of Health and Human Services is the first state attorney general to create an environmental justice bureau.