Part 1: (one class period)
Introduce the lesson by having the students read the
article; “Death by Arsenic”.
1. What world organizations are mentioned in the article
and what is their role in dealing with the crisis of
2. What is being done to prevent arsenic contamination
3. Should people living in the United States have the
same concerns about arsenic contamination as people living
in Bangladesh? Why or why not?
Part 2: (1-2 class periods)
Take students to the computer lab for research.
Have the students explore the sites: http://phys4.harvard.edu/~wilson/arsenic/arsenic_project_introduction.html and
In order to:
the causes of arsenic contamination of water.
the organizations that are concerned with arsenic contamination
and their roles in preventing contamination.
various techniques being used to remove arsenic from
the drinking water
Part 3: (1-2 class periods or homework)
This activity may be completed for homework
or done in the computer lab or classroom:
Students will create a case study based on
the information they gathered from their
computer research that focuses
on each of the following categories:
problem: Introduce the case study by describing the
extent and effects of arsenic
interest story: create an original story about the
impact of arsenic contamination on an
individual or family. Include a description of a specific geographic
region, including environmental
and physical features of the area where the story takes
place. Students may
access geographic information
at the website: http://www.nationalgeographic.com/index.html
Solution: Conclude the case study by describing what
may be done to resolve the problem
Have students peer edit the case studies by using the following
Instructions: As you read your partner’s paper, rank
each of the following categories with either: (5) excellent,
(4) good, (3) average, (2) below average, (1) poor or not
___ the problem is clearly stated
___ the setting of the story includes a description of the
physical environment and leaves the reader with a visible
image of the area
___ the effect of arsenic contamination on the main character
in the story is believable
___ the proposed resolution is clearly described
Students may complete their case studies for homework.
studies will be assessed on the content and grammar.