- blue: lakes, rivers, ponds, wetlands, sustainable drainage systems
- green: urban forest, parks, green roofs
- Delhi has adopted Green Blue Infra in Master Plan 2047 - LG New Delhi
- benefits:
- flood mitigation
- heat island reduction decreased cooling demand economic benefit
- biodiversity support
- public health: clean air, recreational space, mental well being
- social benefit: city’s character, vibrant public spaces, social gatherings
- challenges:
- lack of active master plans for cities
- lack of adequate & technically qualified planners in public sector
- NITI Aayog: 12000 posts for town planners are required in India
- successful example:
- Sponge City Programme - China
- Rain City Strategy - Canada
- Way forward
- integrate within AMRUT, Smart Cities Mission
- nature based solution
- staff qualified planners
- community involvement - for area wise unique plans