One of the major options for significantly raising crop production is increasing the use of mineral fertilisers.
An increasing share of global agricultural exports originates from developed countries.
After 1980, growth in expansion of irrigated area decreased and it is assumed this trend will continue in the near future.
One of the reasons is that the areas most suitable for irrigation are already used, leading to higher construction costs in new areas.
This is seen as a long-term solution to the high prices of agriculture commodities and increasing demand for Agroforestry products such as palm oil.
Among the most active countries owning, leasing or concessioning farmland overseas are China, India, Japan, Saudi Arabia, South Korea and United Arab Emirates.