Algal blooms in the Lincoln Memorial Reflecting Pool in Washington, D.C., have long been a visible public nuisance. When the pool turned green again on June 15, less than two weeks after President Donald Trump's US$14 million renovation, it sparked outrage, a rush to use chemical treatments and even claims of sabotage by "radical left lunatics."

There's a green lining to the mess.

As the Trump administration struggles to deal with the persistent green algae at the newly-renovated Lincoln Memorial Reflecting Pool, a body of water just a mile and a half away…

The Reflecting Pool has been under a microscope after it was refilled following renovations and quickly turned green with algae blooms.

Algal blooms in the Lincoln Memorial Reflecting Pool in Washington, D.C., have long been a visible public nuisance. When the pool turned green again on June 15, less than two…