Updated December 26, 2015. The Human Resource Information System (HRIS) is a software or online solution for the data entry, data tracking, and data information needs of the Human Resources, payroll, management, and accounting functions within a business.
The conference chairman kept referring to the Holocene, the epoch that began at the end of the last ice age, 11,500 years ago, and thatâofficially, at leastâcontinues to this day. 'Let's stop it,' Crutzen recalls blurting out. 'We are no longer in the Holocene. We are in the Anthropocene.' Well, it was quiet in the room for a while.
This division of time â about seven-eighths of Earth's history â lasted from the first formation of the planet (about 4.6 billion years ago) to the geologically sudden diversification of multicellular life known as the Cambrian Explosion (usually dated at about 542 million years ago).he Proterozoic Eon is also called the Cryptozoic (age of hidden life). About 2.5 billion years ago, enough shield rock had formed to start recognizable geologic processes such as plate tectonics.