High quantities of nutrients in water from industrial crop fertilizers and animal waste cause excessive aquatic plant growth — a process known as “eutrophication,” which, in turn, causes “hypoxia,” or water that is low in oxygen. Harmful algal blooms (or HABs) occur when aquatic algae grow rapidly out of control.
Can somebody translate it to English please
Increasing cloud cover, since it’ll block off any sunlight
Sound intensity is the intensity/volume of sound. Frequency is how high or low the sound is.