Days after the Lincoln Memorial Reflecting Pool was refilled with water, a large green algae bloom appeared. Now crews are using chemicals and nanobubble ozone technology to clean the monument. The ...

Add Yahoo as a preferred source to see more of our stories on Google. The National Park Service continued a push Tuesday to eradicate algae from the Lincoln Memorial Reflecting Pool as tourists and ...

Add Yahoo as a preferred source to see more of our stories on Google. Workers clean the Lincoln Memorial Reflecting Pool on the National Mall on June 25, 2026 in Washington, D.C. Workers continue to ...

This voice experience is generated by AI. Learn more. This voice experience is generated by AI. Learn more. The recent algae bloom in the National Mall's Reflecting Pool highlights a common issue with ...

Is the green algae in the newly repainted Lincoln Memorial Reflecting Pool a temporary or permanent issue? The answer to that question remained unclear Friday, but it seemed everyone visiting the ...

About two weeks ago, President Donald Trump said work to restore the Reflecting Pool was finished. It has since turned green and paint is peeling.