Report summary

For University of Maryland, College Park Department of Geographical Sciences in 2015-2026, the graph shows 74 visible PIs and 168 internal PI collaborations. The dominant subject mix is Environmental Science as the leading field (38% of slots across 52 PIs; 52 labels), Global and Planetary Change as the leading subfield (18% of slots across 31 PIs; 31 labels), and Atmospheric and Environmental Gas Dynamics as the leading topic (5% of slots across 9 PIs; 9 labels). That is a healthy pattern, with enough links to reveal several interpretable groups rather than one undifferentiated component. The top weighted PIs are Shunlin Liang (36.5 weighted works; Plant Water Relations and Carbon Dynamics, Climate variability and models); Kuishuang Feng (33 weighted works; Environmental Impact and Sustainability, Energy, Environment, Economic Growth). The most visible ties are Ralph Dubayah and Hao Tang (28 shared works, weight 13.6). The standout breakdown groups are group 1 with 10 PIs, 13 internal connections, weight 60.2, around Global and Planetary Change, Environmental Engineering, Ecology, led by Kuishuang Feng, Laixiang Sun, Xiao‐Peng Song.