Excessively dense urban layout is not only easy to produce heat island effect, but also does not meet the requirements of ecological aesthetics. 
urban construction should open the layout as far as possible, reasonably interval the city groups, so that the city looks smooth and orderly, not crowded, not cluttered.
Only the combination of interesting stories and popular theories can attract people, make people really understand the connotation and fall in love with science. So, starting with the little things in daily life, popular science can also be very interesting