Environmental Protection Agency employees who work in the environmental justice and civil rights office expect a new round of paid leave notices that will impact even more federal workers, four sources familiar with the matter told CNN.

In an email obtained by NPR, employees at EPA's Office of Environmental Justice and External Civil Rights were told they were on administrative leave, effective immediately.

The Trump administration has placed on leave over 100 employees who work on environmental justice programs at the Environmental Protection Agency, and is pursuing staff reductions in similar programs at the Justice Department,