Where on earth did they get Singapore's 47% from? Here's a land-use map: http://4.bp.blogspot.com/-C3jx_8qnyo0/UQvXDH4ksdI/AAAAAAAABLY/1S-B2CovfDI/s1600/SIN+la

Where on earth did they get Singapore's 47% from? Here's a land-use map: http://4.bp.blogspot.com/-C3jx_8qnyo0/UQvXDH4ksdI/AAAAAAAABLY/1S-B2CovfDI/s1600/SIN+land+use+2030.jpg http://4.bp.blogspot.com/-C3jx_8qnyo0/UQvXDH4ksdI/AAAAAAAABL... The light green bits are barely a quarter, and a good chunk of that is agricultural (mostly greenhouses), not "wilderness/open space".