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Unfortunately, the current low prices for oil, gas, and coal may provide little incentive for research to find even cheaper substitutes for those fuels.
出自-2017年6月阅读原文
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The recent discovery of the giant Zohr gas field off the Egyptian coast will eventually have impact on pricing in the Mediterranean region and Europe, and there is significant development potential in many other places, notably Argentina.
出自-2017年6月阅读原文
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The North American shale gas boom has resulted in record low prices there.
出自-2017年6月阅读原文
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Renewables account for only a small share of global primary energy consumption, which is still dominated by fossil fuels—30% each for coal and oil, 25% for natural gas.
出自-2017年6月阅读原文
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Pricing carbon proves the most economical way to reduce greenhouse gas emissions.
出自-2017年6月阅读原文
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Natural gas and coal—also fossil fuels—have similarly seen price declines that look to be long-lived.
出自-2017年6月阅读原文
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Nations from around the world have gathered in Paris for the United Nations Climate Change Conference, COP 21, with the goal of a universal and potentially legally-binding agreement on reducing greenhouse gas emissions.
出自-2017年6月阅读原文
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Greenhouse gas emissions, if not properly dealt with, will pose endless risks for mankind.
出自-2017年6月阅读原文
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Failure to address comprehensively the problem of greenhouse gas emissions, however, exposes all generations, present and future, to incalculable risks.
出自-2017年6月阅读原文
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Coal and natural gas are mainly used for electricity generation, whereas oil is used mostly to power transportation, yet the prices of all these energy sources are linked.
出自-2017年6月阅读原文
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As a country's wealth grows, so do its greenhouse gas emissions.
出自-2016年6月阅读原文
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To be sure, the battery still has a long way to go before the nightly recharge completely replaces the weekly trip to the gas station.
出自-2016年12月阅读原文
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Fewer than 4% of countries are responsible for more than half of the world's greenhouse gas emissions.
出自-2016年12月阅读原文
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Developed nations such as Australia, the United States, Canada, and European countries are essentially climate free-riders: causing the majority of the problems through high greenhouse gas emissions, while incurring few of the costs such as climate change's impact on food and water.
出自-2016年12月阅读原文
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Antarctica's mineral, oil and gas wealth are a longer-term prize.
出自-2016年12月阅读原文
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And while assessments vary widely, geologists estimate that Antarctica holds at least 36 billion barrels of oil and natural gas.
出自-2016年12月阅读原文
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According to geologists' estimates, Antarctica has enormous reserves of oil and natural gas.
出自-2016年12月阅读原文
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It’s no accident that most gas station shave convenience stores attached.
出自-2016年12月听力原文
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The Conservatives plan to adopt this strategy by making utility companies print the average local electricity and gas usage on people's bills.
出自-2015年12月阅读原文
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That’s energy in all forms--oil, gas, coal, nuclear, solar and even wind power.
出自-2015年12月听力原文
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Indeed, on a global scale, fertiliser manufacturing consumes about 3-5% of the world's annual natural gas supply.
出自-2013年12月阅读原文
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Short-term oil shortage drove American consumers to wait in long lines at gas pumps.
出自-2013年6月阅读原文
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Left alone, it was assumed, the world's rain forests would not only flourish but might even rescue us from disaster by absorbing the excess carbon dioxide and other planet-warming greenhouse gases.
出自-2013年6月阅读原文
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billion metric tons of carbon into the atmosphere each year - making forests the leading source of greenhouse gases
出自-2013年6月阅读原文
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More than paradise lost, a perishing rain forest could trigger a domino effect - sending winds and rains kilometers off course and loading the skies with even greater levels of greenhouse gases - that will be felt far beyond the Amazon basin.
出自-2013年6月阅读原文
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Each burning season in the Amazon, fires deliberately set by frontier settlers and developers hurl up almost half a billion metric tons of carbon a year, placing Brazil among the top five contributors to greenhouse gases in the world
出自-2013年6月阅读原文
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The author argues that the rising carbon levels in rain forests may turn them into a major source of greenhouse gases.
出自-2013年6月阅读原文
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turn them into a major source of greenhouse gases
出自-2013年6月阅读原文
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What makes Brazil one of the world's top five contributors to greenhouse gases?
出自-2013年6月阅读原文
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In face of global warming, much effort has been focused on reducing greenhouse gas emissions through a variety of strategies.
出自-2012年6月阅读原文
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But what do you do with the gas once you've captured it
出自-2012年6月阅读原文
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Dakota Gasification of North Dakota captures CO2 at a plant that converts coal into synthetic natural gas.
出自-2012年6月阅读原文
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It then ships the gas 200 miles by pipeline to Canada, where it is pumped underground in oil recovery operations
出自-2012年6月阅读原文
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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(盐的) formations and exhausted oil and gas fields that exist throughout the world.
出自-2012年6月阅读原文
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For a start, all animals, such as cows, pigs and sheep, always gas limed methane, which is the second most common green house gas after carbon dioxide.
出自-2013年6月听力原文
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Methane has become the chief source of greenhouse gas.
出自-2013年6月听力原文
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Developed nations such as Australia, the United States, Canada, and European countries are essentially climate "free-riders": causing the majority of the problems through high greenhouse gas emissions, while incurring few of the costs such as climate chan
2016年12月六级真题(第二套)阅读 Section C
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Fewer than 4% of countries are responsible for more than half of the world's greenhouse gas emissions.
2016年12月六级真题(第二套)阅读 Section C
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Heating this chemical compound drives off carbon dioxide gas, leaving calcium oxide.
2018年12月六级真题(第二套)听力 Section C
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It stands in sharp contrast to Sanchez, this other gadget, a gas powered flame we killer, invented in 1997.
2019年12月六级真题(第二套)听力 Section B
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Sommerkorn says a plan to reduce greenhouse gas emissions blamed for global warming needs to come out of the Copenhagen Climate Change Summit in December.
2016年6月六级真题(第一套)听力 Section C
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The gas can be stored under pressure in a tank.
2018年12月六级真题(第二套)听力 Section C
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To be sure, the battery still has a long way to go before the nightly recharge completely replaces the weekly trip to the gas station.
2016年12月六级真题(第一套)阅读 Section C
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To recover the energy, the gas is fed back over the calcium oxide.
2018年12月六级真题(第二套)听力 Section C