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    National Mall & Memorial Parks

    District of Columbia

Ranger Journal

About This Blog

Explore the history, culture, science, nature, architecture, and stories that link the iconic spaces in the National Mall and Memorial Parks to our nation and its people. The articles collected here are produced by NPS staff at the National Mall and Memorial Parks.

Acid Rain's Slow Dissolve

May 22, 2012 Posted by: Megan Nortrup, Science Communicator, National Capital Region

Remember acid rain? Although pollution levels have improved, it is still here, and you can see evidence of acid rain’s effects in several spots on the National Mall.

 

Did You Know?

Burning of Cherry Trees

The original gift of Cherry Trees from Japan in 1910 had to be destroyed due to disease and infestation. There was an additional gift made two years later that became the basis for the trees we still have today. More...