The Service industry has supplanted farming as the primary employment sector. The ILO report has a roundup of good news. Asian productivity levels are rising and poverty is being reduced in many regions. It also reports the relative decline in importance of farming.
As Razib at Gene Expression says, this is a cultural revolution. Our agricultural-based culture is fading as humans become more migratory. Razib thinks our culture is developing more similar to hunter-gatherers than farmers. There are physical changes too as we are better fed than agricultural societies so mean height and IQ are rising.