Snow load factors to consider are critical in colder climates; roofings should be created to handle accumulated snow weight to prevent structural damage or collapse.
https://www.scribd.com/document/816860336/How-to-Stay-Clear-Of-Frauds-with-Roof-Covering-Firms-in-Little-Rock-221949
Snow load considerations are crucial in cooler climates; roofings must be designed to deal with collected snow weight to avoid structural damage or collapse