• 12 Sustainable living
• 9 Sustainable development
• 6 Human ecology
• 3 Environmental protection
• 2 Biomimicry
• 2 Colonization
• 2 Economic conditions
• 2 Electronic waste
• 2 Environmental aspects
• 2 Indigenous peoples
• 2 Refuse and refuse disposal
• 2 Sustainable architecture
• 2 Water harvesting
• 1 Aggregate industry
• 1 Agriculture
• 1 Aravind Eye Hospital (Madurai, India)
• 1 Art
• 1 Art and society
• 1 Arts
• 1 Biodiversity
• 1 Centre for Integral Economics
• 1 Children
• 1 Cities and towns
• 1 Community development
• 1 Compost

• 9 Lato Sensu Productions
• 6 Erikson, Sven
• 6 Eriksson, Sven
• 6 Productions Vic Pelletier
• 3 Groupe PVP
• 1 Braun, Sylvain

• 21 English

• 5 India
• 2 Cambodia
• 2 Japan
• 2 South Africa
• 1 Armenia
• 1 Australia
• 1 Bangkok
• 1 Bangkok (Thailand)
• 1 Bangladesh
• 1 Brazil
• 1 British Columbia
• 1 Canada
• 1 Chile
• 1 Ghana
• 1 Isandlwana
• 1 Manila
• 1 Manila (Philippines)
• 1 Melbourne (Vic.)
• 1 Pennsylvania
• 1 Peru
• 1 Philadelphia
• 1 Philadelphia (Pa.)
• 1 Philippines
• 1 Québec (Province)
• 1 Saint-Camille

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