Related by context. Frequent words. (Click for all words.) 38 Climate 36 climate change 34 Pachauri 34 Climate Change 33 IPCC 32 WWF 32 Copenhagen 31 carbon emission 31 carbon emissions 31 Environment Programme 30 Greenpeace 30 reducing carbon emissions 30 global warming 30 melting glaciers 29 CO2 emissions 29 UNEP 29 geoengineering 29 carbon dioxide emissions 29 Low Carbon 28 Sustainable Development 28 reduce carbon emissions 28 Global warming 28 Climate Change IPCC 28 greenhouse gases 27 emission reduction 27 climate 27 Climate Action 27 Clean Energy 27 Globalization 27 greenhouse gas emissions 26 Global Warming 26 greenhouse gasses 26 Climate Protection 26 Pollution 26 emissions 26 environmentalism 25 greenhouse emissions 25 CRU 25 Globalisation 25 greenhouse gas 25 Renewables 24 Deforestation 24 carbon 24 Energy Efficiency 24 World Meteorological Organization 24 Emissions 24 deforestation 24 Environment Programme UNEP 24 greenhouse gas emission 23 Warming 23 climatic 23 Sustainable 23 desertification 23 biodiversity 23 Sustainability 23 Biodiversity 22 Renewable Energy 22 Conservation 22 Ecological 22 environmental 22 Carbon 22 Ecology 22 Environment 22 Arctic 22 Greenland ice 21 CO2 21 ocean acidification 21 GHG emissions 21 Poverty 20 climatologists 20 COP# [001] 20 Global 20 melting ice 20 REDD 20 Climate Change UNFCCC 19 biofuels 19 carbon dioxide 18 carbon sequestration 18 GHG 18 Governance 18 Nuclear 18 Renewable energy 17 Environmental 17 carbon offsets 17 Bioenergy 16 Biofuels 16 climatologist 16 Biofuel 16 eco 16 tropical forests 16 marine ecosystems 16 ETS 15 Eco 15 Biomass 15 Forests 15 ecosystems 14 Renewable 14 Enviro 11 Methane 10 Drought 9 Weather