Green Heart STEM Challenge Launches 2026 Program, Engaging Nearly 5,000 Students in Community-Driven Climate Solutions ATLANTA, GA — The Captain Planet Foundation recently announced the launch of the 2026 Green Heart STEM Challenge, welcoming its largest cohort to date with nearly 5,000 students, 132 educators, and 71 schools across 11 states participating. The Green Heart STEM Challenge is delivered through a hybrid model, with in-person programming in metro Atlanta, Houston, and Miami, alongside virtual participation that enables schools in additional states to engage fully. This structure supports deep, place-based learning in core communities while expanding national access. Designed for students in grades 6–9, the Challenge blends STEM learning with real-world problem solving, guiding students…