Government policy Climatic changes 104 Economic aspects 88 Environmental aspects 74 Management 74 Technological innovations 64 Environmental policy 57 Social aspects 51 Information technology 49 International cooperation 48 Law and legislation 47 Sustainable development 45 Energy policy 40 Prevention 35 Water-supply 33 Case studies 31 Economic policy 30 Terrorism 30 Water resources development 30 History 26 Malaysia 26 Political aspects 24 Social conditions 24 Education 22 Entrepreneurship 22 Renewable energy sources 22 Research 22 Planning 21 Services for 21 Small business 21