ISO/IEC TS 22237-4:2018 addresses environmental control within data centres based upon the criteria and classifications for "availability", "security" and "energy efficiency enablement" within ISO/IEC TS 22237-1.
ISO/IEC TS 22237-4:2018 specifies requirements and recommendations for the following:
a) temperature control,
b) fluid movement control,
c) relative humidity control,
d) particulate control,
e) vibration,
f) floor layout and equipment locations,
g) energy saving practices,
h) physical security of environmental control systems.
Issues related to electromagnetic environment can be found in ISO/IEC TS 22237-6.