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Global food security at risk from spreading crop pests
date:Sep 03, 2013
ought to be primarily the result of international freight transportation. The study suggests that the warming climate is allowing pests to become established in previously unsuitable regions.

For example, warming generally stimulates insect herbivory at higher latitudes as seen in outbreaks of the Mountain pine beetle (Dendroctonus ponderosae) that has destroyed large areas of pine forest in the US Pacific Northwest.

In addition, the rice blast fungus which is present in over 80 countries, and

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