According to a survey, conducted by the Leopold Center for Sustainable Agriculture at Iowa State University, Americans trust food more when it is grown closer to home.

Based on the report, respondents felt that food grown regionally is the safest, whereas food grown in Africa is the least safe. A summary of the survey report breaks down like this ...

• 12% of respondents feel that food grown globally is safe
• 10% of respondents feel that food grown in Africa is safe
• 14% of respondents feel that food grown in Asia is safe
• 34% of respondents feel that food grown in South America is safe
• 50% of respondents feel that food grown in Europe is safe
• 74% of respondents feel that food grown in the U.S. is safe
• 85% of respondents feel that food grown locally is safe
• 88% of respondents feel that food grown regionally is safe
• 49% of respondents feel that food grown locally and conventionally is healthier than non-local organic food