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Subject
Sustainability
412
Environment
361
Community
320
Innovation
207
Project-Based Learning
187
Well-Being
182
Infrastructure
180
Culture
140
Learning
132
Inclusion
111
Energy
106
Health
100
Industry
95
Water
87
Food
59
Computing
38
Security
16
Shelter the World
10
Extinction: Who Will Survive?
3
Climate Change
2