The Trump administration wanted the surface of the Lincoln Memorial Reflecting Pool to be “American flag blue.” A water-treatment expert explains why the pool is still algal green and why the bloom could keep coming back

U.S. President Donald Trump believed he had a solution to the reflecting pool's algae problems: painting its bottom a particular shade of blue. Less than two weeks after the…

President Donald Trump's remodeled Lincoln Memorial Reflecting Pool has turned chartreuse from an algal bloom

Not just aesthetically but biologically

Trump awarded painting contract to his 'pool guy' without competitive bidding process