Cabrera, Ziegler and Schläpfer transform urban heat adaptation from a general greening agenda into a precise network intervention problem. The iconic idea is that a very small fraction of the cycling network can concentrate a disproportionate share of thermal exposure, making targeted cooling more effective than diffuse citywide planting. The theoretical contribution is to connect heat resilience, micromobility and spatial equity through exposure rather than mere environmental provision. Methodologically, the study couples high-resolution urban microclimate modelling with 4.76 million Citi Bike trips in New York City, quantifying heat-exposed kilometres and testing the effect of tree planting along strategic segments. Its bridge to the wider field is the fusion of climate urbanism, mobility analytics, public health and distributive justice: thermal comfort becomes an infrastructural variable in transport planning, and adaptation becomes a matter of routing, morphology, shade, income distribution and bodily exposure within a warming city.