Law firms in Washington, D.C., have made a string of hires in environmental practices this year, with practice heads seeing opportunities for growth amid signs of increased federal enforcement and new environmental regulations under the Biden administration.

And newly proposed regulations for electric cars may lead to more growth in these practices. On Thursday, the EPA proposed ambitious regulations for cutting pollution from vehicles that could require electric vehicles to account for up to two-thirds of new cars sold in the U.S. by 2032.