WASHINGTON (AP) -- Federal data shows ranks of scientists who carry out environmental research, enforcement and other jobs fell sharply in some agencies under former President Donald Trump.

Government scientists say many veteran staffers retired, quit or moved to other agencies.

Hundreds of scientists have left the Environmental Protection Agency, the U.S. Geological Survey and the U.S. Department of Agriculture.

President Joe Biden plans to rebuild that workforce.

Enter your number to get our free mobile app

11 Things You'll Find In A 'Typical' Wyoming Home

KEEP READING: 11 Things You'll Find in a Typical Wyoming Home