Science 10 - Lesson 19 (How Humans Affect Ecosystems)   
Powerpoint Slides: https://drive.google.com/file/d/0B4c5BQ8ceLIkTTkxZjZPSE54X28/view?usp=sharing (Download these and view in Powerpoint) 

Story Board Assignment Instructions: https://drive.google.com/file/d/0B4c5BQ8ceLIkQ2xrbzlJcVFfUGc/view?usp=sharing

Extra Story Board panels: https://drive.google.com/file/0B4c5BQ8ceLIkdlJnWmc5TEl2a2c/view?usp=sharing