Just got a booklet on the reclamation of Wanchai's coastline. Quite extraordinary.
I should think that if we are that overpopulated, building into the sea is not the best solution...
Here you can see that the different colours highlight the coastline during a particular time period since 1842


Luard Rd/Johnston Rd then:


and now:


Luard Rd/Gloucester Rd then:


and Now: