City of Anarchy: Kowloon Walled City, located not far from the former Kai Tak Airport, was a remarkable high-rise squatter camp that by the 1980's had 50,000 residents. A historical accident of colonial Hong Kong, it existed in a lawless vacuum until it became an embarrassment for Britain. It was the densest place in the world, ever. This month marks 20th anniversary of its demolition.
Congestion Charging: Does it work?, an infographic from carfinance24/7 based in the UK looks at congestion pricing in Stockholm,Singapore, Milan and London. It explains the public's opinion, how the systems operated, results/impacts, and most importantly asks,is congestion charging enough to make a needed environmental change?