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能源创新将缓解气候变化带来的危害

(2013-09-11 13:05:08)
标签:

杂谈

分类: 环境与能源
Charlene Porter | Staff Writer | 2013.09.06
http://photos.state.gov/libraries/amgov/3234/Week_5/08292013_AP674419920023-300.jpg

美国特斯拉汽车公司(Tesla Motors)在生产和销售电动汽车以及产品性能方面的效绩均超过预期。

 

 

华盛顿——美国正在高效能源和低碳技术创新方面稳步迈进,欧巴马政府新近宣布的低碳经济战略的方针之一就是要在这方面加快步伐。

欧巴马内阁成员、能源部长厄内斯特·莫尼兹(Ernest Moniz)8月27日在纽约发表讲话时说,政府鼓励开发替代技术的战略已经带来了大幅度的进步和提高,而这类技术在短短几年前还被认为风险太大。

莫尼兹说,自从2008年经济下滑以及政府因此出台联邦资助的恢复计划后,政府的刺激措施已经帮助降低了新兴低碳能源技术的成本,并加快了在更多的高效能源设备及实践方面的创新。

莫尼兹在哥伦比亚大学全球能源政策中心(Columbia University Center on Global Energy Policy)对在座的听众说:“我们也在对刺激创新的方式进行创新。我认为这些是极有前途的项目。”

莫尼兹集中阐述了四个领域的快速进步:建立风能和太阳能发电能力;开发用于太阳能的光伏技术;使用寿命较长的超高效节能灯泡的成本降低、销量增长;开发及销售电动汽车和电池。

在所有这四个领域,莫尼兹列举的数据显示了“成本的大幅降低,开发[以及]使用的大幅增长”。

在这四个领域中,创新技术进入市场的速度比许多专家预期得还要快。莫尼兹说:“人们仍然往往以为这些[技术]成为现实大概还要几十年的时间。”但近期的进展表明,这一前景可能比人们预期的要更早地到来。

气候变化影响的模型显示,将会出现的海平面上升和极端恶劣天气会造成很大损失。6月份公布的政府气候变化政策的另外一个重要内容就是要减轻这种破坏。

莫尼兹在纽约市阐述了本届政府方案中的这项内容,而这座城市对2012年10月来袭的那场超级风暴仍记忆犹新,风暴造成的损害仍在修复之中。虽然他承认难以将某一次天灾与更大的气候趋势直接联系在一起,但他说“超级风暴桑迪”(Superstorm Sandy)印证了有关预测,即极端天气事件会变得更严重,对生命和财产造成的危害会更大。

莫尼兹说,美国东北部的政府官员和公众在修复2012年的风暴造成的损害时,一定要有思想准备,即更猛烈的风暴还会到来。

莫尼兹说:“关键在于明智地建设。我们在重建基础设施时,或许可以以此为机会来发展21世纪的基础设施。”

根据气候变化模型,一些地区将会有更多猛烈的风暴,而另一些地区则可能遭遇持续严重的干旱。莫尼兹说,这个预测也在成为现实:山火正在美国西部肆虐并威胁到该地区主要城市的供水系统。

欧巴马总统于6月份公布了一项推动美国向无碳经济迈进的计划,列举了未来几年政府部门将要采取的一系列行动。其中一个重要的法规变更是要求燃煤发电厂减少温室气体排放。该计划要求到2020年要在2005年的水平上削减17%,并在其后几年中有更大幅度的削减。

莫尼兹说,这个建议并非像有些人猜测和批评的那样,是要大幅减少煤炭的使用。它的目的是支持更多方式方法上的创新以减少二氧化碳的排放。

莫尼兹此次讲话的视频载于能源部网站(http://energy.gov/articles/video-moniz-talks-energy-and-climate-policy)。



Read more: http://iipdigital.usembassy.gov/st/chinese/article/2013/09/20130906282341.html#ixzz2eYdQrVUN

Energy Innovation Will Balance Climate Change Harm

By Charlene Porter | Staff Writer | 29 August 2013
http://photos.state.gov/libraries/amgov/3234/Week_5/08292013_AP674419920023-300.jpg

U.S.-based Tesla Motors is showing greater-than-expected success with production, sales and performance of electric vehicles.

 

Washington — U.S. innovation in energy-efficient and low-carbon technologies is moving at a steady pace, and Obama administration policies are aimed at further accelerating that speed as part of the recently announced strategy toward a low-carbon economy.

Energy Secretary Ernest Moniz said administration strategies for encouraging development of alternate technologies have contributed to a strong rate of progress and advancement in technologies that seemed risky just a few years ago. The Obama administration official spoke in New York August 27.

Since the 2008 economic downturn and the resulting federally funded recovery plan, government-supported incentives have helped drive down the price of emerging low-carbon energy technologies, Moniz said, and speed up innovation in more energy-efficient devices and practices.

“We are also innovating in how we stimulate innovation,” Moniz said. “And I think these are extremely promising programs,” the secretary told an audience at the Columbia University Center on Global Energy Policy.

Moniz focused on rapid progress in four areas: deployment of wind and solar generation capacity; development of photovoltaic technology used with solar energy; cost reduction and increased sales of long-lived, super-efficient light bulbs; and the development and sales of electric vehicles and batteries.

In all four of these areas, Moniz presented data showing “dramatic cost reduction, dramatic deployment [and] deployment increases.”

Innovation is surging into the marketplace faster than many experts predicted in these four areas. “There is still often a persistent idea that these [technologies] are somehow decades away,” Moniz said, while this recent progress demonstrates that the future may arrive sooner than some expect.

Another important component of the administration climate change policy unveiled in June is to mitigate damage that might be done by rising sea levels and the extreme weather events that lie ahead, according to models of climate change impact.

Moniz discussed this part of the administration plan before a New York City audience, where the memory of an October 2012 superstorm remains fresh, and the damage it caused is still being repaired. Acknowledging that tying a direct link between any single weather event and the greater trends of climate is difficult, the energy secretary said Superstorm Sandy, as the event is known, was consistent with the prediction that extreme weather events could become more severe, doing more damage both human and material.

As officials and publics in the U.S. Northeast make decisions on repairing the 2012 damage, Moniz said, they must be mindful of fiercer storms to come.

“It’s about building smart, as we re-address the infrastructure and use this, perhaps, as an opportunity to develop the 21st-century infrastructure,” Moniz said.

Climate change models call for more extreme storms in some regions, but severe and prolonged drought in others. That too, is a consequence unfolding in real time, Moniz said, as wildfires ravage the western United States and threaten the water delivery systems of major cities in the region.

President Obama unveiled a plan in June to put the United States on the road to a carbon-free economy, outlining a series of actions that will be taken by government agencies in the years ahead. One major regulatory change will require reducing greenhouse gas emissions from coal-burning power-generating plants. The plan calls for a 17 percent reduction from 2005 levels by 2020, and steeper reductions in successive years.

Contrary to some assessments and critics of the plan, Moniz said, this proposal should not be considered an assault on the use of coal. Rather, the proposal will support greater innovation in methods to reduce carbon dioxide emissions.

A video of the Moniz speech is available on the Energy Department website.



Read more: http://iipdigital.usembassy.gov/st/english/article/2013/08/20130829281958.html#ixzz2eYdSSXAy

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