An executive order from President Trump will negate a Biden initiative that required federal procurement offices to purchase paper straws in lieu of plastic.

Moving away from single-use plastics, including straws, had been the policy of President Joe Biden’s administration. It cited harmful environmental impacts when they end up in landfills and oceans. Plus the fossil fuels used in the production of plastics send heat-trapping greenhouse gasses into the atmosphere.

Trump signed an Executive Order to end the use of paper straws. Here’s what to know about the history of plastic straws.