Currently, there is a great demand for new, environmentally friendly energy sources, due to increasing environmental pollution and our limited reserves of fossil fuels.

目前，有一个新的，环境友好的能源来源，由于环境污染日益有限的化石燃料储备的巨大需求。

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Hollywood star Leonardo DiCaprio is backing a campaign to abandon fossil fuels and encourage a switch to environmentally-friendly energy sources.

好莱坞明星李奥纳多·迪卡普里奥日前表示全力支持一个提倡停止使用矿物燃料，而改用环保型燃料的活动。

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It has been trying to create environmentally friendly alternative energy sources to meet some of the country's enormous power needs and reduce heavy reliance on coal, and has encouraged investments in wind, solar, biomass and other renewables.

WSJ: India Plans Subsidies to Boost Solar-Power Sector

The plan, which Obama announced Saturday, aims to put Americans to work updating the country's infrastructure, making public buildings more energy-efficient and implementing environmentally friendly technologies, including alternative energy sources.

CNN: Obama makes pick for energy chief, sources say

To protect our future we must turn to environmentally friendly sources of energy.

FORBES: John Berger