The backup of cargo ships waiting to deliver goods to the Port of Los Angeles last year caused a spike in greenhouse gas emissions, a new study shows.
In 2021, the port recorded a 39-percent increase in greenhouse gases, which include carbon dioxide, methane, nitrous oxide, and fluorinated gases. These gases trap heat in the atmosphere.
Emissions from port-related sources spiked during the height of the supply chain crisis as ships carrying goods from Asia waited for days and sometimes weeks to deliver to the busy seaport.
Compared to 2020, emissions of diesel particulate matter, nitrogen oxides, and sulfur oxides increased 56, 54, and 145 percent respectively, according to a report released by the port Oct. 6….