pesticide use
DESCRIPTION
Pesticide Use. Members: Audrey, Austin, Eric Leader: Christopher. Statement of the Problem. How does the use of pesticides destroy the ecosystem?. The Extent of Pesticide Use. Approximately 1.8 billion people use pesticides worldwide. Over 1 billion pounds are used in the United States. - PowerPoint PPT PresentationTRANSCRIPT
Pesticide Use
Members: Audrey, Austin, EricLeader: Christopher
Statement of the Problem
How does the use of pesticides destroy the ecosystem?
The Extent of Pesticide Use
• Approximately 1.8 billion people use pesticides worldwide.
• Over 1 billion pounds are used in the United States.• Approximately 5.6 billion pounds used worldwide • Estimation of 25 million agricultural workers
worldwide poisoned each year
Pesticide Use in the US
Causes of the Problem
- People do not enjoy having bugs in their plants, wish to exterminate them - Can't learn to get along- By using pesticides we destroy ecosystems
Audrey Lee
Impact of Using Pesticides
Pesticides can:- cause air pollution by spreading through wind- cause water pollution; contaminate water; harm aquatic animals- decrease biodiversity of soil-poison animals
Austin Chiu
Impact of Using Pesticides- intoxicate humans- reduce food production; create higher production costs - toxins can kill humans, cause disease- affect adults, children - enter human body through digestion, inhalation
Austin Chiu
Impact of Pesticide Use: DataAgricultural Use of Pesticides in the U.S.
Impact of Pesticide Use: DataIncrease in the Use of Pesticides
from 1965-1990
How can we address this problem?
- Use pesticides only when necessary.- Spray pesticides directly onto the problem.- Contain the pesticides within a closed area.
Audrey Lee
BibliographyPDF American Institute of Biological Sciences
(http://savepanjab.org/images/pdf/Environmental%20and%20Economic%20Costs%20of%20Pesticide%20Use.pdf
)
JSTOR Journal(http://www.jstor.org/pss/25008847)
Global Healing Center(http://www.globalhealingcenter.com/effects-of-pesticides.html)
Wikipedia(http://en.wikipedia.org/wiki/
Environmental_effects_of_pesticides)
Questions (HW)
Audrey: 1) Why do we continue to use pesticides?2) What will happen if we stop using pesticides?Christopher: 1) What alternative to pesticide use is there that does not harm the environment?2) What are the long term affects of pesticides?Eric: 1) How many pounds of pesticide are being used in the US?2) Approximately how many pounds of pesticide was used worldwide?Austin: 1) How many people in the world are using pesticides?2) Other than killing pests, are there any other benefits to using pesticides?