Part III: Why do we need GMOs? Who will benefit from GMOs?

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Presentation transcript:

Part III: Why do we need GMOs? Who will benefit from GMOs?

Source: FAO The food crisis of 2008

Food crisis looms in Bangladesh Associated Press, 12 April 2008 (AP Photo/Pavel Rahman) The food crisis of 2008

“U.N. says food riots to worsen without global action” Reuters, 11 April The food crisis of 2008

Thomas Malthus Food security: an eternal concern

Priestly-Mar1994/Priestly.htm Joseph Priestley Scientific agriculture began in the 18th century

Carl Bosch Fritz Haber Invention of chemical fertilizers

iStock photo bp3.blogger.com/…./s320/Hubert+proughing+2.jpg Mechanization of agriculture

org/NewsCenter/Features/T setse/tsetse_gallery/images/006w.jpg Pix/pictures/2006/07/18/farm372.jpg Mechanization is not universal

Scientific agriculture increased agricultural productivity

news-service.stanford.edu/.../Ehrlich-12.jpg Paul Ehrlich A resurgence of Malthusian predictions Norman Borlaug Father of the Green Revolution

Normal and dwarf wheat The Green Revolution

The human population continues to grow

The amount of arable land is limited

Slide courtesy of Dr. David Battisti The future: adapting crops to a changing climate

Slide courtesy of Dr. David Battisti Thousands of years before present 2008 AD Today 1850AD 8000BC 2100AD --- A1B 700 ppm --- A2 --- B1 Atmospheric CO 2 The future: adapting crops to a changing climate

Stott et al, Nature 432:610 (2004) The future: adapting crops to a changing climate

Slide courtesy of Dr. David Battisti The future: adapting crops to a changing climate 2003

Future challenges  Producing more food for a growing population  Producing more nutritious food  Producing food more sustainably  Producing more food in a changing climate  Doing all of this in just a few decades

Molecular methods of crop improvement: why does it matter? Molecular methods of crop improvement: why does it matter? “You people in the developed world are certainly free to debate the merits of genetically modified foods, but can we please eat first?” -- Florence Wambugu, 2003 “You people in the developed world are certainly free to debate the merits of genetically modified foods, but can we please eat first?” -- Florence Wambugu,

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