巧克力40年后将消失！原因竟是气候变暖？
<p><span word="Experts">Experts</span> <span word="predict">predict</span> <span word="the">the</span> <span word="world">world</span> <span word="could">could</span> <span word="run">run</span> <span word="out">out</span> <span word="of">of</span> <span word="chocolate">chocolate</span> <span word="within">within</span> 40 <span word="years">years</span> <span word="because">because</span> <span word="cacao">cacao</span> <span word="plants">plants</span> <span word="are">are</span> <span word="struggling">struggling</span> <span word="to">to</span> <span word="survive">survive</span> <span word="in">in</span> <span word="warmer">warmer</span> <span word="climates">climates</span>.</p><p>有关专家预测由于全球气候变暖，可可树将难以生存，因此巧克力将在40年之内绝迹。</p><p><span word="The">The</span> <span word="trees">trees</span> <span word="can">can</span> <span word="only">only</span> <span word="grow">grow</span> <span word="within">within</span> <span word="approximately">approximately</span> 20 <span word="degrees">degrees</span> <span word="north">north</span> <span word="and">and</span> <span word="south">south</span> <span word="of">of</span> <span word="the">the</span> <span word="Equator">Equator</span> - <span word="and">and</span> <span word="they">they</span> <span word="thrive">thrive</span> <span word="under">under</span> <span word="specific">specific</span> <span word="conditions">conditions</span> <span word="such">such</span> <span word="as">as</span> <span word="high">high</span> <span word="humidity">humidity</span> <span word="and">and</span> <span word="abundant">abundant</span> <span word="rain">rain</span>.</p><p>由于可可树喜生在温度高、湿度大的环境，因此目前其种植区域仅限距离赤道南北纬约20度的狭窄的雨林。</p>
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