Lecture notes

BIOL 1020 and BIOL 1021 - Lecture 22
- The Anthropocene -

Assigned Readings in Textbook:
Chapter 49 (section 49.1) – The Anthropocene Period (pages 1072 to 1073)
Chapter 49 (section 49.2) – Human Influence on the Carbon Cycle (pages 1073 to 1082)
Chapter 49 (section 49.3) – Human Influence on the Nitrogen and Phosphorus Cycles (pages 1082 to 1084)
Chapter 49 (section 49.4) – Human Influence on Evolution (pages 1084 to 1091)
Chapter 49 (section 49.5) – Conservation Biology (pages 1091 to 1094) – omit this section
Chapter 49 (section 49.6) – Scientists and Citizens in the 21 st Century (pages 1094 to 1095)

Use the following wireframe outline to make notes on the content presented in Lecture 22
Refer to Chapter 49 in your textbook and the Chapter 49 resources on LaunchPad to supplement
your notes and aid in studying this material


1. How has the human population changed over the last 10 000 years of human history?
 Human population has increased to >7 billion
 Revolutions through human history have driven growth
 Agricultural
 Industrial
 Medical / Sanitation
 Technological
 Green (agriculture)
 Gene (biotechnology)


(a) what kind of growth is being demonstrated by human populations now?




(b) what has helped human populations to achieve greater growth throughout history ?




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