7 principles for building better cities

in the speech of urbanism, Peter Calthorpe says the problem in the world are humanity, how people live their lives.

He talks about some examples in diferent countries about what are they doing to fix their problems in the area of ecology and earth care.
Finally he talks about seven principles used in China for building better cities these are :

Mix, he said the city must be mixed in the used and occupation of the public areas, the people in city must to be mixed to in ages, interest, hobbies, etc.

bike, because he said the bike is the best way to move in the city, because is a clean and in China people use their bikes a lot, now and in their history.

Ride, Peter Calthorpe think the autonomous vehicle is not the answer and that kind of car will be the cause of an increase in traffic, it means a bigger problem in streets

Preserve the history and agriculture of the country.

Walk, because people enjoy to walk, people go to a park and walk there, in their vacations, people go everywere by foot, but in cities, people don't walk, in cities, people drive a car to go somewhere.

conect,the idea is to make a different kind of streets instead one big street.

and finally he talk about focus, he said the highway makes the limit of a city and it must change.