Global impact of biotechnology crops

A comprehensive study on the global impact of biotech crops by PG Economics says that "biotech crop commercialization has resulted in significant global economic and environmental benefits and is making important contributions to global security". PG Economics Limited, based in the United Kingdom, is a specialist provider of advisory and consultancy services to agriculture and other natural resource-based industries.  The full report can be downloaded from http://www.pgeconomics.co.uk.