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Subject
Sustainability
398
Environment
350
Community
311
Innovation
201
Project-Based Learning
181
Well-Being
177
Infrastructure
176
Culture
134
Learning
128
Inclusion
109
Energy
101
Health
98
Industry
93
Water
83
Food
56
Computing
37
Security
16
Shelter the World
10
Extinction: Who Will Survive?
3
Climate Change
2