BC and BCE is before Christ. This meant before Christ was borned & Before Common Era
AD and CE means Anno Domini, which means in the year of our lord & common era
BC literally is before Christ was borned, and AD starts when Christ was borned
hope this helps (P.S We are in AD right now AD 2017)
Roman Samrajya ke Samajik tatha Arthik vyavastha ka varnan Karen
Answer:
world saw a major increase in population
Explanation: The Industrial Revolution impacted the environment. The world saw a major increase in population, which, along with an increase in living standards, led to the depletion of natural resources. The use of chemicals and fuel in factories resulted in increased air and water pollution and an increased use of fossil fuels.
Kids probably needed to work the farm and tend to the livestock, etc. War has a nasty way of disrupting normal life.