THE GREEN REVOLUTION

OREGON STATE UNIVERSITY --- BIOLOGY 301 --- HUMAN IMPACTS ON ECOSYSTEMS (2013)

Copyright 1998, Patricia S. Muir

Notes on current trends and patterns in agriculture and on the "Green Revolution" follow. To help you find what you are looking for within this topic, notes are organized according to the outline below. When you have finished with a section, just click on ">>" to move to the following section in the notes, on "<<" to move to the preceding section, or on the box labeled "CONTENTS" to move back to the master directory for this home page. (Click on "Navigation" for more information on how to move about within and among these documents.)

You can also click on study guide to use the study guide covering agricultural issues and for additional references on this topic.

Additional pages in this unit on agricultural issues cover the following "clickable" topics (but see below those links for information on "the Green Revolution" and its pros and cons, which we'll discuss for at least two lectures):

BI390000.gif Pesticides in agriculture (and in general)

BI390000.gif Land degradation related to agriculture (including grazing of livestock and issues related to irrigation)

BI390000.gif Prospects for sustainable agriculture

 

THE "GREEN REVOLUTION" TOPIC OUTLINE:

I. Introduction

II. The "Green Revolution"

A. History

B. Trends in acreage and yields

III. Brief look at resource limitations

A. Water (more details to come in notes on land degradation pages)

B. Land (more details to come in notes on land degradation pages)

IV. Fossil fuels and agriculture

A. Fertilizers

V. Some problems with Green Revolution style agriculture

A. Human population (ethics...)

B. Diminished crop diversity

C. Fertilizers

1. Eutrophication

2. Consequences for organic matter in soils

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