Culminating Question
Why has the human population been increasing over the last 100 years? What is the trade-off for that increase?
Learning Target
Students will be able to...
discover the positive and negative outcomes of human population growth and describe trade-offs that must be made to sustain our population growth.
Success Criteria
Standards
HS-LS2-7.
Design, evaluate, and refine a solution for reducing the impacts of human activities on the environment and biodiversity
Reminders
Quiz on Human Impact on Tuesday October 20th - Lessons 1-5
Part 1
Check for Understanding of Nitrogen Cycle
(8 min)
Part 2:
Two Box Induction
(8 min)
**Test questions that ask about trade-offs require you to say what is being gained and what is being lost.**
Part 3
Slow Reveal Graph
(8 min)
Part 4
Video on Human Population
(5 min)
Part 5
Active Reading
(13 min)
Culminating Question
Why has the human population been increasing over the last 100 years? What is the trade-off for that increase?
Over the past 500 years, the human population has grown rapidly. Advances in medicine, agriculture, and technology have helped people live longer and produce more food. These advancements have increased Earth's carrying capacity for humans, allowing more people to survive.
However, as the human population grows, people need more food, water, energy, and space. To meet these needs, humans build roads, construct homes, clear forests, and expand farmland. While these activities benefit people, they often have negative effects on the environment.
These decisions involve trade-offs. A trade-off occurs when a decision provides a benefit but also comes with a cost. For example, cutting down a forest to build new homes provides people with places to live, but it also destroys habitats and reduces biodiversity. Similarly, using fossil fuels provides energy for transportation and electricity, but releases carbon dioxide into the atmosphere, contributing to climate change.
As the human population continues to grow, finding ways to meet human needs while protecting the environment becomes increasingly important. Developing sustainable solutions can help reduce the negative impacts of human activities.