Climatic changes 9 Biotechnology 6 Global warming 5 Kyoto protocol 5 Agicultural biotechnology 4 Chemistry, Organic 4 Dissertations, Academic (Ph.D) 4 History 4 Carbon dioxide 3 Environmental policy 3 History and criticism 3 Kyoto 3 Latin American poetry 3 Organic reaction mechanisms 3 Philosophy 3 Politics and government 3 Biophysical Phenomena 2 CLIMATE CHANGE; 2 Chemistry 2 City planning 2 Climate change 2 Complex compounds 2 Computer-assisted instruction 2 Consumer behavior 2 Deforestation 2 ENZYMOLOGY PRIMER FOR RECOMBINANT DNA TECHNOLOGY 2 Educational technology 2 Environmental protection 2 Fossil fuels 2 French poetry 2