Readers ask: Who Polluted The Potomac Lesson Plan?

Who polluted Potomac?

“Who Polluted the Potomac?” is an interactive story, that allows students to experience the pollution of a local river over time and propose methods to protect the river from current and future pollution.

What was the largest source of pollution entering the Potomac River?

Nutrient pollution from nitrogen and phosphorus — two of the biggest sources of pollution to the Potomac — is also on the decline. But what about pollution sources you haven’t heard of? Here are the basics on three lesser known pollutants plaguing the Potomac and how you can take action.

What caused the river to become so polluted?

When it rains, the extra fertilizers and pesticides flow into streams. The pollutants can cause algae to grow quickly. These ‘blooms’ of algae may produce toxins that harm other life in the river. Further downstream, more and more pollutants get washed into the river and their harmful effects are even greater.

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Why is the Potomac so polluted?

For the first time in ten years, the Potomac River is more polluted than it was two years ago. Those threats include polluted stormwater from urban and suburban areas, which is the fasting growing cause. The problem has been exacerbated by deforestation and urban sprawl combined with higher-than-usual precipitation.

How old is the Potomac River?

The river itself is at least 3.5 million years old, likely extending back ten to twenty million years before the present when the Atlantic Ocean lowered and exposed coastal sediments along the fall line. This included the area at Great Falls, which eroded into its present form during recent glaciation periods.

Why is the Potomac River so dirty?

Stormwater. In past decades, sewage treatment plants were a major cause of bacterial loads in the river. This kind of pollution frequently affects the Anacostia River and Rock Creek, and can affect the adjacent segment of the Potomac.

Is it safe to eat fish from Potomac River?

Fish Consumption Advisory DOEE urges limited consumption of Anacostia and Potomac river fish. Because of these findings, DOEE advises the general public to limit consumption of fish from all DC waters, as follows: Do not eat: Eel, carp or striped bass.

What are the 5 types of pollution?

Major forms of pollution include air pollution, light pollution, litter, noise pollution, plastic pollution, soil contamination, radioactive contamination, thermal pollution, visual pollution, and water pollution.

What are the 10 causes of water pollution?

There are many causes of water pollution, some of them are:

  • 1- Sewage or wastewater: The waste from households, factories, or agricultural land gets discharged into rivers or lakes.
  • 2- Dumping:
  • 3- Oil pollution:
  • 4- Acid rain:
  • 5- Industrial waste:
  • 1- Diseases:
  • 2- Ruination of the ecosystem:
  • 3- Eutrophication:
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What is the dirtiest river in the United States?

Mississippi River After the Ohio River, the Mississippi river is the most polluted river in the United States and is considered genuinely the most polluted river as it lacks the diluting action of the Ohio River and also due to the recent oil spillage which occurred in the Mississippi river back in 2014.

Are there sharks in the Potomac River?

Bull Shark (Carcharhinus leucas) TRICK: Yes, their are sharks in the Potomac River! As their name suggests, bull sharks are big and quite aggressive. Just last year, a fisherman caught a 310-pound, 8.6 foot long bull in the river.

Why is the Potomac River so dangerous?

These dynamics are especially pronounced in the area of the river called the Potomac Gorge. It is a turbulent zone where water comes into conflict with geology. This stutter-step in the earth’s crust makes Great Falls a beautiful spot, it also makes it dangerous.

Can you swim in the Potomac?

Despite its designation as a Class A Primary Contact waterway, the DC Department of Health (DOH) bans swimming in the Potomac River citing the risk of high bacteria levels after rainstorms as the only reason it is considered “unsafe” to swim.

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