Arable land has declined steadily since 1960 and will decease by half over the next 50 years, according to the International Service for the Acquisition of Agri-Biotech Applications (ISAAA).

国际农业生物工程应用技术采购管理局(ISAAA)称，自1960年以来，耕地面积一直持续下降，并将在今后50年减少一半。

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ISAAA, 9% of the world's maize crop is lost to insect pests.

ECONOMIST: Genetic modification works

It believes the ISAAA report is misleading and contends that GM crops contribute to the problem of world hunger by increasing farmers' dependence on the companies that supply the seeds.

ECONOMIST: The shameful destruction of a crop trial