STARTING A WORKSHOP: Opening Address & Introductions 47
Compare the effects of... pesticidesNatural Chemical pesticides
What is it made from? Where do
these ingredients come from?
Ligundi bush,
Samiroto Chemicals, made in factories
How are the materials collected? Leaves are collected for use Mining, made in factories
How are they transported? Grows locally Trucks, trains, or boats
How is the pesticide made?
By juicing the leaves
or planting next to a
rice field
In different factories
How and where is it stored?
No storage needed
as it is used fresh, or
dried and burned to
repel mosquitoes
Stored in containers in warehouses
Is pollution created when it is
collected, made, stored, and
transported?
No Yes, a lot, except for storage
How much energy is used when
it is collected, made, stored, and
transported?
None or very little A lot for every stage
How much does it cost? Free, easily collected or grown Rp. 20,000.- for a small bottle
When it is used, what are the short and long term effects on:
The soil and soil health Possible short term effects
Short-term: soil bacteria and animals
are killed; long-term: major damage if
used regularly
Animals, birds, etc
None, can be used
as anti-parasitic for
cows
Short-term: can cause sickness from
eating dead insects; long-term: can kill
if used regularly because poison builds
up over time
Rivers, water supply, fish, and
oceans
Very little short-term
effects; no long-term
effects
Short-term: can damage small river
insects and animals; long-term: can kill
or damage all river life and can damage
oceans near river mouths as well
People None
Farmers who use chemical pesticides
can get sick, and even very ill over time,
especially if no protective clothing is
worn
If you have prepared the handout (chain of chemical pesticides - PC Book CH 9 - IPM)
you can talk through the steps in the illustration with the participants.
Other types of topics can be used for the same type of exercise, such as comparing
compost to chemical fertilizer, an egg produced by a free-range chicken in a village to a
factory egg sold in a supermarket.