Pictures Show How Reflecting Pool Has Changed Over the Decades
Summary
The Lincoln Memorial Reflecting Pool in Washington, D.C., recently turned green with algae shortly after a renovation ordered by President Donald Trump. Efforts to control the algae include using chemicals like hydrogen peroxide to keep the pool clean, which has been a challenge for over a century. The pool has also been the site of many important historical events.Key Facts
- The Lincoln Memorial Reflecting Pool recently developed a green algae bloom soon after being renovated under President Trump.
- President Trump described the pool’s new color as "American Flag Blue" after refurbishment.
- Algae has been a longtime problem since the pool’s opening more than 100 years ago.
- National Park Service teams used chemicals and ozone nanobubbles to fight algae growth.
- Hydrogen peroxide helps clean algae by breaking down organic matter in water.
- The pool has witnessed historic events like Dr. Martin Luther King Jr.’s 1963 "I Have a Dream" speech and other major protests and celebrations.
- The pool was last renovated with $30 million in funds during President Obama’s term in 2012, which also saw algae appear soon after refilling.
- The reflecting pool is located between the Lincoln Memorial and the World War II Memorial near the White House.
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