The number and variety of plants, animals and other organisms that exist is known as biodiversity. It is an essential component of nature and it ensures the survival of human species by providing food, fuel, shelter, medicines and other resources to mankind.
The IRS may disagree, but the death certificate is arguably the most important legal document in existence. It's the only legal proof that someone has died. The State uses it to stop social security payments, pensions and other benefits. Families use it to settle their affairs. Since the reporting of death began in 1900, the information required on the death certificate has helped monitor and reflect how society is changing.
Birth certificate numbers are given to children at birth as a means of identification. Birth certificate numbers are located and labeled on every birth certificate. These numbers are never changed, which is why some children can use the numbers when they search for their birth parents.