Wind-constrained diagnosis of 500 m urban CO2 emission spatial proxies using PAS observations and WRF-Chem simulations: a Hefei case study
High-resolution urban CO 2 emission inventories increasingly rely on spatial proxies, such as road networks, built-up areas, and industrial or energy-related information, to allocate emissions to fine grids. However, whether these static proxies are consistent with ground-based CO 2 observations and model–obs...