Workers treating algae in Reflecting Pool with hydrogen peroxide and ‘nanobubbles’

Reflecting Pool turned green by algae

Water in Reflecting Pool turns green from algae

Algae turns Reflecting Pool green

See crews clean GREEN ALGAE from Trump's newly painted Reflecting Pool

Algae in Lincoln Reflecting Pool: Hydrogen Peroxide & NanoBubble

National Park Service attempts to treat reflecting pool algae

DC Reflecting Pool algae

Algae Back at Lincoln Reflecting Pool

DC's Famous Reflecting Pool Has Turned Green — National Park Service Working to Fix It

Trump’s reflecting pool repair is a disaster, it’s full of algae and the sealant is coming off.

Reflecting Pool Turns Bright Green Algae Bloom Causes National Mall Surprise!

Algae turns the Reflecting Pool green

Algae Grows in Reflecting Pool After Controversial Project