BEIJING, Dec. 17 - China will strengthen its resource exploration in the next five years, Li Yuan, vice-minister of the Ministry of Land and Resources, said on Friday at the start of a high-profile meeting on the ministry's work plans for the next five years. zIRa%%.i<  
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It is expected that the ministry will try to find 4-4.5 billion tons of petroleum, 2-2.5 trillion cubic metres of natural gas, 2.5 billion tons of iron ore, 20 million tons of copper ore, and 100 billion tons of coal during the 11th Five-Year Plan (2006-10) period, Li said. gxt2Mq;q~}  
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"The ascertainment will serve as insurance for the country's sustainable development," Li said. swlxV@NQ  
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In the next five years, the land used for construction will be strictly controlled, especially construction projects on farmland. B}r@x