1) The document discusses whether agricultural intensification can save tropical forests by reducing the need to clear more forest land for agriculture. 2) It acknowledges two opposing views - increased yields may spare land under the Borlaug world model but also increase profits and encourage expansion under the Jevons world model. 3) The key factor is the elasticity of demand - whether increased supply lowers prices and increases consumption. Demand is more inelastic at larger scales, favoring land sparing.
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