Why does humanity need to pay attention to the problem of species reduction?

Crossbreeding of species and obtaining fertile offspring will help solve the food problem of mankind. It is also important to preserve the integrity of the gene pool of our planet.

Remember: The process of learning a person lasts a lifetime. The value of the same knowledge for different people may be different, it is determined by their individual characteristics and needs. Therefore, knowledge is always needed at any age and position.