an interface on technical issues. EML itself also performed environmental measurements when independent expert assessments were needed. EML continued its worldwide monitoring network and the development of instruments. US Department of Homeland Security (2003 to present) In 2003, EML was absorbed into the Department of Homeland Security (DHS)’s Science and Technology Directorate. In 2009 the Laboratory conducted a comprehensive Strategic Planning effort and the Laboratory’s name was changed to the National Urban Security Technology Laboratory (NUSTL). The lab continues to test and evaluate technologies and systems addressing homeland security threats, and helps the Tri-State homeland security community. References External links National Urban Security Technology Laboratory EML's Legacy Site United States Department of Homeland Security