28
U.S. Domestic3h 52m ago

The Lincoln Memorial reflecting pool, intended to be turned 'American flag blue' after a $14.2 million renovation, has turned green again due to proliferating algae amid warm weather.

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Washington DC, USA

Who
Donald Trump, Atlantic Industrial Coatings, National Park Service, US Department of the Interior
What
The Lincoln Memorial reflecting pool, intended to be turned 'American flag blue' after a $14.2 million renovation, has turned green again due to proliferating algae amid warm weather.
When
Tue, 16 Jun 2026 13:28:00 GMT · 3h 52m ago
Where
Washington DC, USA ·
Why
Algae proliferated in the Lincoln Memorial reflecting pool days after its renovation, despite claims that "residual" algae would be cleared, frustrating efforts to change its color to "American flag blue" for the country's 250th birthday.
The Frontline Impact

How this affects you

A $14.2 million renovation of the Lincoln Memorial reflecting pool, aimed at changing its color to "American flag blue," has resulted in the water turning green again due to algae, attracting public attention to the effectiveness of such projects and the use of 'nanobubbler technology' to address the issue.

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