Technological advances and innovation have begun to turn the longstanding dream of energy independence into a reality. Whereas extraction of America’s extensive reserves of natural gas was previously thought to be unfeasible, technologies such as hydraulic fracturing (“fracking”) have ushered in a shale-gas revolution.
新人美国总统还将接手一个面临地缘政治前景重大变化的国家。技术进步和创新已让能源独立的长期梦想开始成为现实。美国有着巨大的原本认为无法利用的天然气储备，但液压致裂法等技术已经开启了页岩气革命之门。