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Big Changes in the Big Apple

From Crash Course Kids · 2015

Big Changes in the Big Apple
5 min3rd4th5thScience
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Summary

Examines how human activity in cities — heat islands, pollution, habitat destruction — changes local and regional ecosystems, using New York City as the case study.

Viewer safety

All ages
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Teaching resources

Discussion questions

Discussion

  1. What is an urban heat island? Why do cities get hotter than surrounding countryside?
  2. How does paving over land with roads and buildings change water runoff?
  3. What animals have adapted to live in cities? What adaptations help them?
  4. What could urban planners do to make cities more ecosystem-friendly?

Quick work-a-long

Vocabulary: urban heat island, habitat, runoff, impervious surface, biodiversity, adapt.

Try it: Compare two aerial photos: your town center vs. a nearby rural area. List three visible differences in land cover. For each difference, write one environmental consequence.