It is possible that some new source of cheap and abundant energy might be developed—the cost of solar panels could be reduced substantially, for instance.

某种廉价及大储量的能源可能被开发出来——譬如，太阳能电池板的成本显著得降低。

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“In the near term, energy efficiency is the largest and lowest cost source of emission reductions,” the report says.

报告指出：“ 在近期，提高能效是减排最大且成本最低的渠道。”

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In addition, coal will continue to be the major source of low cost energy for both Australia and China for the foreseeable future.

此外，煤炭在可预见的未来将持续作为澳中两国低成本能源的主要来源。

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Biofuels made from algae can be produced in a way that make this energy source cost-competitive with crude oil by increasing the amount of energy algae stores as fat, according to early research from VG Energy, an alternative energy and agricultural biotech company.

FORBES: Biofuel From Algae Could Compete With Oil, Report Says

Chesapeake is looking at natural gas as a potential energy source to fuel its rigs due to the cost benefits and the environment friendly nature of the fuel.

FORBES: Chesapeake Energy Gassed Up For Drive To $36

For the first time since cheap Middle East oil invaded Western markets, Newman says, a vast new source of energy is arriving at prices well below the prevailing cost of finding, developing and delivering natural gas.

FORBES: A New World Of Cheap Gas