What's+it+do?

When sound is at some of its highest decibels it can be very damaging to humans, animals, and our environment. When the intensity of the sound is so great, it can cause stress, hearing loss, and restlessness to human beings. - Some animals use sound to help them navigate, and when the sound waves are so high, they are unable to navigate, and sometimes it makes it much easier for their prey to get them, and eat them. - In some cases when sounds are so loud it can extinct an entire species of animals, an example of this is whales. Certain species of whales have gone extinct because the extremely high frequency of the military solar radar. When whales hear these sounds it reaches there threshold of pain and it is actually painful for them to hear the sounds, so to escape the sound they swim onto the beach. =