In what ways do innovations harm and help progress?

Questions to hold on to

  • How do the ideas presented in the websites connect with the video?
  • What is new information that helps to explain the purpose of the salmon cannon?
  • What else do you wonder after reading these informational articles?

Add to your thinking

The Digital Notebook is a space to hold your thoughts, questions, and growing understanding throughout this Unit.  You will be able to access it from every Module. Use The Digital Notebook to jot your thinking, take notes, or as a space to develop your writing. You can print and export it anytime, and at the end of lesson 8 you’ll be reminded to save a copy for yourself.

Scientists are testing a fish transportation system developed by Whooshh Innovations that uses a flexible tube like a vacuum, guiding fish over hydroelectric dams or other structures.

How Dams Damage Rivers

Over the past 100 years, the United States led the world in dam building. We blocked and harnessed rivers for a variety of purposes. Those purposes include hydropower, irrigation, flood control and water storage. Read More