Assorted links

1. Contribute to a survey on the connection between the built environment and personal health: It took me 3 minutes to answer this short questionnaire. The survey is organized by our loyal reader Benjamin Littenberg.
   
   
2. Why do birth rates peak at different times in different places?
   
   
3. Longer commutes in Britain (via Peter Gordon)
   
   
4. An ageing economy will be a slower and more unequal one
   
   
5. Great piece by Simon Jenkins on the coming Mega Events in Rio
   
   
6. Space Syntax of street connections in the Greater South East of England
   
   
7. Gary S. Becker has passed away.  Many interesting links about his work at MR
   
   
8. The Pollution Burden in California by census tracts (via Stephen Miller)

[image credit: LA Times]