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U.S. Domestic7d 19h ago
The Lincoln Memorial reflecting pool developed algae blooms, turning its water green, following a multi-million dollar repainting and refilling project.
Washington, D.C.
Who
Lincoln Memorial reflecting pool, Trump administration, Secretary of the Interior Doug Burgum, National Park Service, aquatic ecology professor Rosalina Stancheva Christova, swimming pool specialist Steve Goodale
What
The Lincoln Memorial reflecting pool developed algae blooms, turning its water green, following a multi-million dollar repainting and refilling project.
When
Wed, 17 Jun 2026 12:00:00 GMT · 7d 19h ago
Where
Washington, D.C. ·
Why
Algae growth was attributed by experts to "New Pond Syndrome," shallow stagnant water, strong sunlight, lack of shade, and potentially accelerated by the recent renovation's disturbance of nutrients and the new darker surface warming the water.
The Frontline Impact
How this affects you
The Trump administration is implementing hydrogen peroxide and nanobubble ozone technology for algae mitigation, with National Park Service crews conducting cleanup operations. The renovation project's cost escalated to at least $14 million.
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