sentences:  While the trade is a global one, with routes extending to every continent, conservationists say the problem is most acute in Southeast Asia.There, trade linkages to key markets in China, the United States, and the European Union; lax law enforcement; weak border controls; and the perception of high profit and low risk contribute to large-scale commercial wildlife trafficking.The ASEAN Wildlife Enforcement Network (ASEAN-WEN) ASEAN Wildlife Enforcement Network, supported by the U.S. Agency for International Development and external funders, is one response to the region's illegal wildlife trade networks.