In the article, "A Global Trade Agreement Must Address Invasive Species", published in National Wild Life on  the volumn Nov/Oct 2004, Larry J. Schweiger reported that hitchhikers are now moving about freely on a global scale as unintended cargo of trade and travel.Aquatic species transported by ship and arethreatening native shellfish and finfish,  exotic plants from grain shipments are crowding out native species and overrunning wildlife habitat , exotic bee mites on imported fruit have killed 90 percent of the nation’s honeybees, introduced diseases and insects  are devastating native trees, seriously threatening future forest productivity. Trade policy  must address the globalization of species. Misplaced species can threaten our children’s future. At the last of the article, the author said:"We must act now in the face of clear and present danger