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Natural ways of cooling cities

Heat reduction strategies vary with the regional climate. Data from 30,000 cities worldwide show that planting trees is not effective everywhere. City planners need to take the local microclimate into account. In a wet tropical climate it makes urban areas more humid: other cooling methods like wind circulation and use of shadow can be used. In desert-like conditions careful planting helps.

Read further on the ETH Zurich website.

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