To improve the efficiency of transportation, adapt the stricter policies on energy-saving and emission reduction, it is paid more and more attentions on the truck aerodynamics.

为了提高运输效率，适应日益严格的节能减排政策以及促进环保，货车的空气动力学越来越受到人们的重视。

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The carbon plan suggests that household energy bills could be 7% lower in 2020 than now if government policies on home insulation and energy efficiency are fully implemented.

BBC: Debate on the government's green agenda

Finally, the same energy policies which drove increased reliance on renewable generation and energy efficiency requirements have also contributed to carbon emissions reductions.

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Spread over nine equally-weighted categories, the scorecard rates colleges on factors like sustainable policies by administration, commitment to energy efficiency and conservation, food and recycling policies, campus-wide green building initiatives, student involvement, alternative transportation.

FORBES: Sustainability Report Card: How Green Is Your College?