People, ideas and businesses can spread from one place in the world to another. Some people worry that their own cultures will be lost. A farmer in Nigeria can talk to his cousin in New York City, New York. For example, Greek culture spread from Europe to the rest of the ancient world. People in the United States like listening to South African music. People all over the world buy from American companies. Many of them have moved factories to poorer countries. McDonald's has restaurants in more than 100 countries. Many businesses got metal and other goods from distant lands. Globalization can have good effects. They read Japanese comic books. People can read the same news all over the world. Being able to travel around the world also helps globalization. Some of the reasons were airplanes and the Internet. Many of them have moved factories to poorer countries.