निम्नलिखित में से कौन सी प्रथा किसी पारिस्थितिकी तंत्र में गंभीर जल असंतुलन का कारण नहीं बनेगी?

Prolonged occupational exposure to excessive noise from heavy machinery without hearing protection causes noise-induced hearing loss. Excess noise is categorized as a:

Long-term exposure to indoor air pollutants, such as smoke from burning biomass fuels, significantly increases the risk of developing chronic respiratory conditions like: