“Thanks to our significant progress against the invisible enemy, I am pleased to announce that in line with my administration’s guidelines for opening up America again we will begin to reopen our national parks and public lands for the American people to enjoy,” Trump said during a tree planting ceremony at the White House recognizing Earth Day.

The National Park Service (NPS) has closed many public sites across the country, in accordance with state and local authorities, to lessen the spread of the deadly virus, which has sickened more than 800,000 people in the U.S.