Expanding public transportation, walking, and biking in cities could save more than $100 trillion in public and private spending between now and 2050.
Read more: http://tinyurl.com/kdmkvlr
Expanding public transportation, walking, and biking in cities could save more than $100 trillion in public and private spending between now and 2050.
Read more: http://tinyurl.com/kdmkvlr