SUBJECT
Government policy
Political aspects
Climatic changes
10
Economic aspects
7
Electronic books
7
Abortion
5
Emigration and immigration
5
Politics and government
5
Social aspects
5
Energy policy
4
Globalization
4
Law and legislation
4
Democracy
3
Economic development
3
Ethnic relations
3
Nationalism
3
Terrorism
3
Civil rights
2
Environmental aspects
2
Ethnic groups
2
Feminism
2
History
2
Influence
2
Information technology
2
Investments, Foreign
2
Legal status, laws, etc
2
Lobbying
2
Moral and ethical aspects
2
Nanotechnology
2
Petroleum industry and trade
2
Philosophy
2
Poverty
2
Science and state
2
Security, International
2
September 11 Terrorist Attacks, 2001
2
Tourism
2
Birth control
1
Boundaries
1
Budget allocations and processes
1
C (Computer program language)
1
Citizen participation
1
Civil society
1
Clean energy
1
Climate change mitigation
1
Climatic chnages
1
Commodity control
1
Communication policy
1
Congresses
1
Consumption (Economics)
1
Crime
1
more ...