The existence of locusts, one of the most destructive insects in the world, has been controversial.
First, we need to clarify the ecological role of locusts. In nature, locusts are an important part of the ecosystem, and they play an important role in maintaining the ecological balance. However, when locusts are too numerous, they can wreak havoc on crops, causing huge economic losses to humans. In order to control the population of locusts, people have adopted a variety of methods, including the use of pesticides, the introduction of natural predators, etc. These methods are effective to a certain extent, but there are some problems. For example, the use of pesticides can pollute the environment, and the introduction of natural enemies may cause new ecological problems. So, what to make of the existence of locusts? We should look at this from the perspective of ecological balance. In nature, every living thing has its purpose of existence. If we can control the number of locusts through scientific methods, prevent them from causing excessive damage to crops, and protect the ecological environment, this will be our goal.
For the presence of locusts, we cannot simply classify them as beneficial or pests. We need to take into account the ecological balance and human needs, and adopt a scientific approach to deal with it.