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Share of crop production increases 1961-1999 Projected sources of increases 1997/99-2030

0

25

50

75 100% 0

25

50

75 100%

All developing countries

South Asia

East Asia

Near East/North Africa

Latin America and

the Caribbean

Sub-Saharan Africa

World

Rainfed crop production

all developing countries

Irrigated crop production

all developing countries

Yield increases

Arable land expansion

Increased cropping intensity

Figure 9: Increase in crop production has mainly been a function of increases in yield due to increased irrigation

and fertilizer use.

However, this may change in the future towards more reliance on cropland expansion, at the

cost of biodiversity. (Source: FAO, 2006).