Natural gas emits 29% less carbon dioxide than oil and 45% less than coal, and it can be used in high-efficiency combined cycle power stations.
"This team is playing with a ruthless defensive efficiency, combined with traditional Welsh attacking flair, " he said.
In 2001, the Alliance to Save Energy picked awarded Pataki its most prestigious annual prize for leadership in energy efficiency and combined heat and power.
Stephen Heiser Stephen Heiser , editor of LivePowerNews.com, says deals are being driven by the desire to expand into new markets and by the efficiency of combined operations.
The Ford Focus Electric has received a 110 MPG equivalent fuel efficiency rating in the city and a combined fuel efficiency of 105 MPGe, 6 MPGe more than the all-electric Nissan Leaf.
High-efficiency internal combustion engines combined with lightweight materials can dramatically increase fuel efficiency in cars and trucks.
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The 80% efficiency seen in combined heat and power plants, known as cogeneration plants, is ideally suited for large institutions--universities, hospitals, airports--that have extensive electricity and thermal energy demand in a concentrated area.
The proliferation of city and state building energy efficiency codes, combined with the eagerness of building owners to seek LEED ratings, tells me that policymakers and the market are increasingly demanding energy efficiency in new construction.
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All three trim levels have a V6, 3.6L engine that gets 288 horsepower and a combined fuel efficiency of 20.5 miles per gallon.
The 4-cylinder vans will get a combined fuel efficiency of 25 miles per gallon, nearly double what the Ford Crown Victoria gets.
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Our estimates suggest that the combined impact of greater efficiency in health care and greater investment is very large.
While The Times's Will Hodgkinson said the opening night "demonstrated that it is imagination and the power of art, combined with ruthless technological efficiency, that is at the heart of Kraftwerk's magic".
Clean renewables can meet at least 99% of our energy needs (especially when combined with conservation and efficiency measures to bring wasteful U.S. consumption down to levels of other first-world countries that use half as much energy per capita).
Perhaps the most widely known features of REITs is that they have relatively high dividend payout ratios due to the combined effects of tax efficiency and the 90% of taxable income payout requirement to retain that favorable tax status.
In the residential sector, combined with the home Energy Efficiency Scheme and Boiler Scrappage Scheme, a total of 25, 000 Welsh homes were improved and made cheaper to heat during 2010-11.
The potential efficiency savings from such projects are immense, says Neal Elliott, an expert on combined heat and power (CHP) systems with the American Council for an Energy-Efficient Economy.
To improve the efficiency of this process, he worked out a way of arranging permanent magnets so as to concentrate their combined fields in a single direction, providing extra oomph.
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