Science & Environment

How do combined sewer overflows affect water quality in Philadelphia?

Source: Phys.org - latest science and technology news stories · Published

How do combined sewer overflows affect water quality in Philadelphia?
Source: Phys.org - latest science and technology news stories

In Philadelphia and many urban areas across the U.S. with sewer systems dating back to the 1800s, more frequent flooding is posing a threat not only to people and property but also to surrounding ecosystems. In these areas, stormwater and sewage drain into the same pipes, which a

In Philadelphia and many urban areas across the U.S. with sewer systems dating back to the 1800s, more frequent flooding is posing a threat not only to people and property but also to surrounding ecosystems. In these areas, stormwater and sewage drain into the same pipes, which are designed to spill into nearby waterways when flooding occurs rather than inundating streets.

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What did the Liberty Bell sound like? Science is on the case.
Technology & AI

What did the Liberty Bell sound like? Science is on the case.

The Liberty Bell , with its famous crack, hasn't been rung in 180 years, but that hasn't stopped scientists from pondering what the bell might have sounded like when tolling. In honor of the nation's 250th anniversary, researchers at Penn State University have modeled its acousti

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