For the global environmental services sector, 2021 generally brought better results and more optimism as economies and projects pushed to reopen from COVID-19 curbs, and a new U.S. administration in its first full year moved to confront legacy pollution, inadequate infrastructure and the planet’s most looming threat—climate change. 

While sector participants worry if political and market upheavals in 2022 from Congress, the U.S. Supreme Court and a Russian leader’s aggression could slow or disrupt their missions, most are building on last year’s revenue gains to propel the green momentum past its challenges.