World Future Society People People may live for up to 120 years and use new technology to help when people go blind, deaf and have other problems. The number of people over a hundred years old could go from 135,000 today to 2.2 million people by 2050. By 2015 people think that 100 million workers will be able to work from home for a company in a different country by using the Internet. Money Worldwide e-business will become even more successful with online shops that sell special products for each person, which will be brought to their house the next day. Environment The technology for making energy from wind and the Sun is growing very quickly. In the future wind and Sun energy could become much cheaper and many more countries could use it. This would be very useful in poor countries. The air in big cities would also become much cleaner and healthier as a result. Society and culture  The Internet will help to create more worldwide friendships. Families may spend more time together as people will be able to do 24-hour online banking and shopping. Technology                                               The new science of "nanotechnology" (very small robots or machines) will make all sorts of products smaller and lighter. Very, very small machines could take away rubbish, make things in factories, and help inside the human body by taking away fat. By 2012 people will be able to wear these small machines that look like watches, which will give them lots of information about their body and keep them healthy. The new science of "nanotechnology" will   _  .
drive small machines to work for people make good-quality watches allow people to eat more make very small products