River Management and Habitat Restoration

River Management and Habitat Restoration

Assessment

Interactive Video

Geography

9th - 10th Grade

Hard

Created by

Patricia Brown

FREE Resource

The video discusses the implementation of engineered logjams as a method for environmentally-friendly riverbank protection. These structures help manage river energy, create habitats, and reduce risks to nearby communities. The video highlights the benefits of allowing rivers to follow their natural paths while minimizing damage to infrastructure. It also covers the dynamics at the confluence of the Sandy and Salmon Rivers, emphasizing the importance of restoration work in enhancing habitats and reducing risks.

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the primary purpose of the engineered logjam mentioned in the video?

To build a dam

To increase river flow speed

To create an environmentally-friendly bank protection mechanism

To divert the river completely

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How do side channel reconnections and large log jams affect river flow?

They increase the river's speed

They split the flow and disperse energy onto the floodplain

They block the river completely

They redirect the river to a new path

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the role of rough surfaces on log jams?

To smooth the river flow

To create turbulence and slow down the river

To block the river completely

To increase the river's speed

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is one benefit of absorbing some of the river's energy upstream?

It increases the risk of flooding

It reduces the risk to downstream housing developments

It leads to the river drying up

It causes more erosion

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How many houses are mentioned as being vulnerable to flooding?

1000

500

200

100

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What dual opportunity does the project in the upper Sandy area provide?

To build new houses and roads

To increase river speed and create new channels

To divert the river into a new area

To improve habitat and reduce risk to homes

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the significance of the confluence at the Sandy and Salmon rivers?

It is a location for building new dams

It is a dynamic place for channel migration and turbulence

It is a static area with no changes

It is a place where the river dries up

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