the basis of world economic recovery remains weak and global challenges such as climate change, food security and energy sources are interwoven with each other.
世界经济全面复苏基础脆弱,气候变化、粮食安全、能源资源等全球性挑战交替作用。
as we look at all of the energy sources available to us, we need to understand and face these costs and risks honestly.
当我们审视目前所有的能源供应时,我们要实事求是地了解到使用它所需要承担的成本与风险。
if china can develop alternative energy sources and reduce emissions, the country might in 2020 be an example of how economic development and environmental protection can work together.
如果中国能发展交替能源和减少污染物的排放,在2020年,这个国家也许会成为经济发展和环境保护一起发展的典型。
but they agree that energy costs will continue to remain high, driving further interest in new energy sources in the future.
但是他们一致认为,能源成本将继续保持在高位,从而会进一步推动在今后开发新能源的兴趣。
of all the global challenges that are out there, i think that developing clean, low-cost energy sources is about as important as any.
当今,在我们面临的全球性的挑战中,我认为,开发出洁凈的价格低廉的能源与其它任何挑战同样重要。
an ambitious attempt to rank future energy sources according to myriad repercussions of their use has found biofuels to be the most undesirable option.
一项根据能源使用的影响为未来能源排序的研究发现生物燃料是最糟糕的选项。
a diversity of new fuels and energy sources seems the most likely future.
未来世界极可能是一个多种新型燃料和能源的时代。
lech kaczynski, poland's president, hoped last year to forge an alliance with four ex-soviet states to help poland diversify its energy sources away from russia.
去年,波兰总统莱赫?卡钦斯基曾希望与四个前苏联国家结盟以帮助该国实现能源来源多样化从而摆脱俄罗斯的牵制。