ap environmental science - eutrophication & hypoxia

timestamps

• 0:00

  Introduction to Eutrophication

• 0:30

  What is Eutrophication

• 1:01

  Nutrients and Runoff

• 1:33

  Eutrophication Process

• 2:04

  Algal Blooms Explained

• 2:35

  Decreased Dissolved Oxygen

• 3:05

  Fish Die-Offs

• 4:06

  Loss of Biodiversity

• 5:07

  Oxygen Level Questions

• 6:10

  Clean vs Polluted Zones

• 7:42

  Feedback Loop Query

• 8:14

  Reversing Eutrophication

• 9:18

  Eutrophication Diagram

• 9:51

  Cultural Eutrophication

• 10:23

  Hypoxic Zones

• 11:29

  Ocean Layers Impact

• 13:07

  Creating Hypoxic Zones

• 14:10

  Temperature Effects

• 15:44

  pH and Eutrophication

• 16:45

  Anaerobic Decomposition

• 17:48

  Hypoxia Summary

• 18:51

  Causes of Hypoxia

• 19:54

  DO and BOD

• 22:00

  Oligotrophic Lakes

• 24:04

  Mesotrophic Lakes

• 26:10

  Impacts on Wetlands

• 27:11

  Mangrove Ecosystems

• 28:15

  Ecosystem Services

• 30:20

  Threats to Wetlands

• 31:23

  Protecting Mangroves

• 32:55

  Clean Water Act

• 33:58

  Safe Drinking Water Act

• 35:31

  Legislation Effectiveness

• 36:35

  Law Enforcement

• 37:38

  Practice FRQ Intro

• 39:41

  Poll on FRQ Options

• 40:42

  FRQ Writing Tips

• 42:48

  Poll Results Discussion

• 44:50

  FRQ Part B Analysis

• 46:23

  Review Video Clip

• 48:59

  Grading Sample Answer

• 50:32

  Phosphorus Level Causes

• 51:02

  Closing Remarks