Heat

Heat is associated with mortality in humans (RR difference 4-21%).

Humanscomparing low vs high tree canopy coverage during heat extremes

Neighborhood Tree Canopy Coverage and Building Fraction as Modifiers for Heat-related Mortality among Older Adults in Sweden's Largest Urban Areas · Journal of urban health : bulletin of the New York Academy of Medicine · 1 Oct 2026

Heat raises the risk of mortality in humans (15-17% increase).

Humansat 99th percentile temperature (28.1-29.0 °C) vs MMT

Neighborhood Tree Canopy Coverage and Building Fraction as Modifiers for Heat-related Mortality among Older Adults in Sweden's Largest Urban Areas · Journal of urban health : bulletin of the New York Academy of Medicine · 1 Oct 2026