Related by context. Frequent words. (Click for all words.) 53 drylands 52 Desertification 51 Biodiversity 50 biodiversity 50 Permaculture 49 Salinity 49 Deserts 48 Changing Climate 48 Biodiversity Conservation 48 Rainforests 48 Organic Farming 47 Arid 46 Biochar 46 fynbos 46 Climate Change Adaptation 45 irrigated agriculture 45 Wetland 45 flora 44 Cerrado 44 Pollination 44 biodiversity hotspots 44 Coral Reefs 44 Chihuahuan Desert 44 biodiverse 44 Wetlands 44 Sustainable 44 Fungal 44 prolonged droughts 44 Boreal Forest 44 semi arid 44 Ecological 43 Urbanization 43 Native Plants 43 flora fauna 43 Ecotourism 43 bio diversity 42 arid regions 42 tropical rainforests 42 Sustainable Development 42 forest ecosystems 42 freshwater ecosystems 42 desertification 42 Mangroves 42 Catchment 42 Amazon Rainforest 42 Sustainable Agriculture 41 Ecosystems 41 Unep 41 Fossil Fuels 41 biodiversity conservation 41 Genetic Resources 41 pastoralism 41 Horticultural 41 By GreenBiz Staff 41 aridity 41 agroforestry 41 Rainforest 41 Sustainable Living 40 ecosystems 40 soils 40 biosphere reserve 40 Climate Change 40 biofuel crops 40 biome 40 Worldwatch 40 Soils 40 Riparian 40 Habitats 39 grassland birds 39 seagrasses 39 Environment Programme 39 Watersheds 39 species extinctions 39 Grazing 39 Sahelian 39 ecological 39 wildernesses 39 tropical deforestation 39 Forests 39 Agricultural 39 Great Apes 39 Wildlands 38 Important Bird 38 conserve biodiversity 38 Droughts 38 Agricultural Biotechnology 38 semiarid 38 arid 38 Tree Planting 38 tropical forest 38 IFPRI 38 arable land 38 mammal species 38 coastal ecosystems 38 grassland 38 CGIAR 38 Population 38 organic farming 38 Drought 38 Mammals 38 Protected Areas