Note: This is the 1997 edition of UNEP's Global Environment Outlook. If you are interested in more recent information, please see the 2000 and 2002 editions.

Tab. 4.5. Projected yields of wheat and coarse grains for selected regions (metric tons per hectare).

Wheat and Coarse Grain Yields (b)
Region (tonnes per hectare)
1989 2025c 2050
Africa 1.2 2.2 2.7
Latin America 2.0 3.0 3.3
Middle East 1.2 2.5 3.0
China and centrally planned Asia 3.2 5.1 5.7
S & SE Asia 1.5 2.8 3.2
North America 3.9 6.0 6.3
Western Europe 3.9 6.0 6.3
Eastern Europe 3.7 5.5 6.0
OECD Pacific 1.7 2.6 2.8
Former USSR 1.9 3.3 3.5

Sources:
Leach (1995) and Raskin et al. (1996).
Notes:
a. Regions as applied in SEI scenario work.
b. Coarse grains following the FAO classification: maize, rye, oats, barley, millet vand sorghum.
c. Values are reported at 2025 rather than at 2015.
d. Includes Kampuchea, the Democratic People's Republic of Korea, Laos, Mongolia and Vietnam.