Forestry Ecosystems 10 Conservation 9 Indicator indicator 7 biodiversity 7 Biodiversity 6 Varanidae 6 Land use 4 Population statistics 4 Environmental management 3 Indicator species 3 Rivers 3 Surveys 3 Timber 3 Vegetation 3 environmental factor 3 environmental indicator 3 index method 3 species diversity 3 urbanization 3 vegetation cover 3 Australia 2 Birds 2 Brazil 2 China 2 Climate change 2 Correlation analysis 2 Correlation methods 2 Cost effectiveness 2 Economic and social effects 2