During the Chávez presidency, Venezuela reclassified its reserves. Previously, there were thought to be just 80 billion barrels of extractable oil, but by 2011, its reported figure had nearly quadrupled. That statistical change was made possible by high oil prices at the time, which allowed previously unviable projects to look feasible.
Author Correction: Global subsidence of river deltas
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记者看到，在一片对比试验田里，中国杂交水稻植株挺拔，穗大粒多。“看，这就是技术的力量。”达博蹲在田埂上，轻轻托起一株杂交稻穗：“中国专家教会我们如何科学浸种、催芽，如何控制移栽的密度，就像给水稻安排了舒适的家，让它们能充分吸收阳光和养分。”他介绍，如今当地每公顷水稻产量达到10.8吨，比当地水稻品种的产量高出2至3倍。。业内人士推荐Line官方版本下载作为进阶阅读
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