Each selection of 2 green infrastructure types can be combined with any of these 31 non-empty sets of strategies. So, the total number of valid combinations is:

Tue, 05 May 2026 13:42:45 +0000

unlocking sustainable urban growth: how two green infrastructure types combine with 31 strategic approaches Urban planners and environmental advocates are increasingly turning to green infrastructure (GI) as a powerful tool to address climate change, enhance biodiversity, and improve quality of life in cities. One key strength of green infrastructure lies in its adaptability — connecting just two specific green infrastructure types opens a world of strategic possibilities. And when combined with 31 non-empty strategy sets, this synergy creates a staggering number of valid, actionable combinations. --- ### The Power of Two GI Types: A Flexible Foundation