Some propose storing the CO2 in coal mines or liquid storage in the ocean, Shell favors storing CO2 in deep geological structures such as saline(鹽的) formations and exhausted oil and gas fields that exist throughout the world.
出自-2012年6月閱讀原文
In geological time, a million years is recent history.
出自-2010年12月聽(tīng)力原文
By explaining some essential geological principles.
出自-2010年6月聽(tīng)力原文
As he prepared the speech, Juan kept asking himself, "How can I make this clear and meaningful to someone who knows nothing about earthquakes or geological principles
出自-2010年6月聽(tīng)力原文
The hills are remnants of an earlier geological era, scraped bare of most soil and exposed to the elements.