TREES is the Training Center for Tropical Resources and Ecosystems Sustainability, an international training center of the College of Forestry and Natural Resources, U.P. Los Baños.

TREES organizes continuing education courses on a wide range of subjects concerning tropical forestry, natural resource conservation, and ecosystems management.

TREES engages highly competent trainers and facilitators from a pool of UPLB faculty and staff members, as well as experts from collaborating agencies, institutions, and organizations.

TREES offers the right learning environment provided by its training and accomodation facilities, the UPLB campus and the lush Mount Makiling Forest Reserve.