A	active learning adult illiteracy
B	boarding school brain drain brain gain
C	common good critical thinking cooperative learning civil society civic education communication technology cultural diversity culture shock
D	decision making developed countries developing countries
E	ecological crisis educational system energy preservation equal opportunity equal rights
F	formal education free time
G	gender gap general assembly generation gap global citizenship
H	health care high priority higher education human rights have access have fun
I	informal education information technology international community international organisations
J	joint responsibility
L	local community low pay labour market labour force
M	make mistakes micro credit micro enterprises moral obligations
N	natural disaster non-formal education non-profit organisation non-governmental organisations note taking
P	peer pressure problem solving property rights poverty alleviation
R	raw materials renewable energies rural-urban linkage rural areas
S	social justice social network sustainable development
U	urban areas
V	vicious circle virtual community