Department of Environment  and Natural Resources (DENR) Secretary Gina Lopez (right) leads a group of key officials of state universities and colleges (SUCs) in a cheering exercise, signifying collaboration to undertake scientific studies on the impact of mining operations in the country using the Total Economic Valuation or TEV framework. The initial meeting, held Thursday (Dec. 15) at the DENR - OSEC Conference Room in Quezon City had the assignment of each SUC to a particular mining site for the study. ###