Sweden: Prioritizes sustainability and has extensive recycling programs.
Norway: Invests in renewable energy and maintains clean urban environments.
Finland: High air quality and effective waste management systems.
Iceland: Geothermal energy use keeps pollution levels low.
Denmark: Focuses on green policies and clean technologies.
Singapore: Enforces stringent cleanliness laws and urban planning.
New Zealand: Protects natural resources and promotes eco-friendly practices.
Luxembourg: Small size aids in maintaining cleanliness and green spaces.
Japan: Emphasizes cleanliness and efficient waste disposal.
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