The Spanish government has announced that it will plant 45,000,000 trees, roughly one for every resident of the country over the next 4 years to counter global warming and desertification. The government says nearly 1/3 of Spain is at risk of turning into a desert. Danny Wood reports from Madri… 西班牙政府已宣布将种植4千五百万棵树苗,差不多每个国民在未来的四年里要种一棵树,以抵抗全球变暖和土壤沙漠化。政府称西班牙几乎有1/3的土地可能面临沙漠化的风险。丹迪·伍德在马德里发回的报道。 大规模的植树计划旨在减少大气中二氧化碳的数量,而二氧化碳正是导致全球变暖的元凶。西政府估计:在长远来说,树木可吸收…