Environmental conditions directly affect fiber performance and service life. Heat increases attenuation risk. Fiber optic technology, central to modern telecommunications, offers a pathway to high-speed internet, data transfer, and telecommunications while being relatively eco-friendly compared to other data transmission methods. Heat accumulates in racks and. Passive Optical Networks (PONs) replace active components with passive optical splitters, cutting power consumption by up to 80% compared to traditional architectures. These. Sulfates, mercury, lead and polychlorinated biphenyls (PCBs) can all leach into the ecosystem, harming wildlife and water supplies.