Over the past 20 years, cement manufacturers have quietly doubled their carbon dioxide emissions, highlighting a sector that has received relatively little public scrutiny despite contributing nearly three times as much to global warming than the airline industry. With cement production only expected to increase through mid-century, a growing number of people are now calling for a more concerted effort to tackle concrete’s expanding carbon footprint. Scientists say that the cement industry will need to decrease its annual emissions by at least 16 percent by 2030 to be in line with the Paris Agreement. But between 2002 and 2021, the industry’s global emissions doubled from 1.4 billion tons of carbon dioxide to nearly 2.9 billion tons, according to data from the CICERO Center for International Climate Research and the Global Carbon Project that was shared with the Associated Press. Cement manufacturing now accounts for at least 8 percent of […]