[DIE 3310] - Midterm Exam Guide - Ultimate 20 pages long Study Guide!

45 views20 pages

For unlimited access to Study Guides, a Grade+ subscription is required.

UF
DIE 3310
MIDTERM EXAM
STUDY GUIDE
Unlock document

This preview shows pages 1-3 of the document.
Unlock all 20 pages and 3 million more documents.

Already have an account? Log in
Unlock document

This preview shows pages 1-3 of the document.
Unlock all 20 pages and 3 million more documents.

Already have an account? Log in
Sustainability and Food Waste
January 9, 2017
Sustainability starts with you
o Sustainability- producing, buying, consuming, and disposing of food and
related products that does not sacrifice the ability of future generations to
meet their needs
Buying out of season is not sustainable
Protecting natural ecosystems and the wide variety of living
organisms
What is sustainable agriculture?
o System of plant and animal production practices that will:
Satisfy human needs
Enhance the natural resources upon which agriculture depends
Efficiently use resources and natural biological cycles
Sustain the economic viability of farm ops
Enhance the quality of life for farmers and society as a whole
A Country Built on Agriculture
o Sustainable ag is not a personal attack on modern ag
o The union of concerned scientists:
Should build on modern ag accomplishments
Minimize negative impacts to environment and farmers
Sustainability History
o 1933 Farm Bill
Help farmers stay in business during the Dust Bowl
“No farm, no food”
o 1969 National Environmental Policy Act
o 1985 Food Security Act
Food stamps
o 1990 Food, Agriculture, Conservation, and Trade act
o 2014 Farm Bill
Skinny soldiers in the draft from poor communities having lunch at school
increase in stature and cognitive abilities
Why is sustainability important? helps us stay healthy as a nation
o Consumers expect an abundant supply of inexpensive food
o Need to feed food insecure individuals
o Need to protect the environment
o Infectious diseases affecting crops
Citrus greening in Florida
o Reliance on expensive fossil fuels
o Public interest has increased
o Governmental policies
o Limited money and resources
Issues with Sustainability
o Worldwide food production has increased over the past 50 years
find more resources at oneclass.com
find more resources at oneclass.com
Unlock document

This preview shows pages 1-3 of the document.
Unlock all 20 pages and 3 million more documents.

Already have an account? Log in
Between 70-90% increases are a result of modern ag practices not
increased acreage
o Word pop continues to grow
Predicted to be 9.4 billion by 2050
o Developing countries
Industrialization, poverty, political instability, and large amounts of
food imports make long-term food security urgent
Modern Agriculture Concerns
o Decline of smaller family farms and rural communities
o Continued neglect of the living and working conditions of farm laborers
o Decline in soil productivity
Soil compaction
Loss of organic matter
Water holding capacity
Biological activity
o Water contamination and scarcity
Salinization of soils and irrigation water
o Desertification due to overgrazing
o Increasing costs of production
o Reliance on petroleum based energy
o Reduction of genetic diversity due to reliance on standardized crops and
breeds
Don’t want blemished fruit genetically altered
o Reduction in air quality
o Pest resistant due to the overuse of pesticides
o Stress to and loss of pollinators and other beneficial species
o Destruction of natural ecosystems
Loss of wildlife and plant habitats and diversity
Economic and Social Concerns
o History of increasingly large federal expenditures and gov involvement
o Increasing number of large agribusiness reducing competition
o Economic pressures leading to a loss of 155,000 farms between 1987 and
1997 (government buyouts to keep people from farming)
o Urban sprawl
Since 1970, over 30 million acres of productive farmland has been
lost to development
Sustainable Ag Goals
o Good stewardship of all resources
Maintain and enhance land and other natural resources
Better the working and living conditions of laborers
Promote the needs of rural communities
o Adopt a wider prospective
Food system is make of many smaller scopes:
Individual farms
Local ecosystems
Local communities affected by the farming system
find more resources at oneclass.com
find more resources at oneclass.com
Unlock document

This preview shows pages 1-3 of the document.
Unlock all 20 pages and 3 million more documents.

Already have an account? Log in

Get access

Grade+
$10 USD/m
Billed $120 USD annually
Homework Help
Class Notes
Textbook Notes
40 Verified Answers
Study Guides
1 Booster Class