Per capita income is the measure of the amount of money earned per person a geographic region. The formula is total income of area divided by the total population.
The impact of ancient Rome on western civilization cannot be hibernated. Though it has been thousands of years since the reign of the Roman Empire, but the traces are still evident in today's world. Some of the notable impacts can be found in today's architecture, arts, laws, engineering, constructions, languages etc. It is said that the Latin language, which was spoken by the Romans, went as far as Western Europe and many languages emerged from Latin. These languages are called the "Romance languages." They include Spanish, French, Italian, Romanian and Portuguese. As a result of this, over 800 million people around the world speak a Romance language. Rome is also associated with the Catholic church, it is believed that the Romans helped spread Christianity in Europe, and today it is the largest religion in the world.
Fresh water and salt water together cover 3/4 of the earth's surface.
1) Hunting: People can over-hunt a species killing too many of them too fast.
2) Global warming: A place can get to hot for them to survive their anymore like coral reefs for example.
3) Destruction of habitats: This can leave animals defenseless and open to attack.
