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The air we breathe contains particulate matter from a range of natural and human-related sources. Particulate matter is responsible for thousands of premature deaths in the United States each year, bu...
以色列开发核废料处理新技术
以色列 核废料处理 新技术
2017/12/19
为了解决核废料处理这一世界性难题，以色列环境能源资源公司(EER)联合以色列理工学院(Technion)以及俄罗斯库尔恰托夫研究院(Kurchatov Institute) 的科学家们共同开发了一种可用于安全处理放射性核废料的新技术。该技术基于等离子体气化熔化(PMG)原理，首先将部分核废料转化为高度电离的气态物质，再经过最高7000℃的高温分解、固化、熔融、玻璃化等处理流程，处理过后的核废料在冷...
China’s Sulfur Dioxide Emissions Declined Significantly While India’s Grew Over Last Decade
China Sulfur Dioxide Emissions Declined Significantly India Grew Over Last Decade
2017/11/24
Sulfur dioxide is an air pollutant that causes acid rain, haze and many health-related problems. It is produced predominantly when coal is burned to generate electricity.Although China and India remai...
Relocating bus stops would cut riders’ pollution exposure,UCLA study finds（图）
Relocating bus stops cut riders pollution exposure UCLA
2017/11/23
Moving bus stops away from intersections would substantially reduce the amount of pollution bus riders are exposed to, UCLA scientists report today in the journal Environmental Pollution.Research has ...
欧盟科学家利用离子液体从矿渣中回收稀土元素
欧盟科学家 离子液体 矿渣 稀土元素
2017/11/7
欧盟通过“地平线2020”计划出资700万欧元，资助开发从工业废弃物中提取钪（Sc）等稀土元素的技术，并已利用离子液体从铝土矿渣中成功回收稀土元素。此名为SCALE的项目以产业化为导向，研究团队来自希腊、德国、瑞典、匈牙利等10个国家的18家机构，包括10家公司和8家学术研究机构，涵盖了钪的整个价值链过程。
Beyond EPA's Clean Power decision:Climate action window could close as early as 2023（图）
Beyond EPA Clean Power decision Climate action window close as early as 2023
2017/10/25
As the Trump administration repeals the U.S. Clean Power Plan, a new study from the University of Michigan underscores the urgency of reducing greenhouse gas emissions—from both environmental and econ...
NSF's TCUP helping Native American students pursue advanced science degrees（图）
NSF TCUP Native American students science degrees
2017/10/25
Northwest Indian College in Washington state offers one of the few bachelor of science in Native environmental science programs in the world.Supported by NSF's Tribal Colleges and Universities Program...
研究人员提出将垃圾变为燃料的两种新方法（图）
研究人员 垃圾 燃料 两种新方法
2017/9/12
二氧化碳（CO2）是社会的最终废弃物，每年有数十亿吨被排到大气中。但将其转化为有价值的燃料和化学物质通常需要过多能量，这使其在经济上变得不合理。在近日举行的美国化学会（ACS）会议上，研究人员报告称发现了将CO2转变为富含能量的副产品的两种有效方式。
新技术用植物废料低成本制取生物燃料
新技术 植物废料 低成本 生物燃料
2017/9/12
美国特拉华大学科学家开发出一种简易、高效、生产成本较低的新技术，可将植物废料中的木质纤维素分解成糖，进而转化成生物燃料。
NSF Awards $13 Million For Research On How Humans,Environment Interact（图）
NSF Awards $13 Million Research On How Humans Environment Interact
2017/9/20
Delta:A place where sediment carried downstream by a river enters the sea, forming a fan of sand or mud.Although deltas make up just 1 percent of the world's land, they're home to more than half a bil...
Climate change projected to significantly increase harmful algal blooms in U.S. freshwaters（图）
Climate change projected harmful algal U.S. freshwaters
2017/9/5
Harmful algal blooms known to pose risks to human and environmental health in large freshwater reservoirs and lakes are projected to increase because of climate change, according to a team of research...
Survey captures global picture of air pollution’s effects on birds（图）
global picture air pollution birds
2017/9/5
Famously, the use of caged birds to alert miners to the invisible dangers of gases such as carbon monoxide gave rise to the cautionary metaphor “canary in a coal mine.”But other than the fact that exp...
Benefits of Advanced Wood-Burning Stoves Greater Than Thought（图）
Advanced Wood-Burning Stoves Greater Thought
2017/9/4
Secondary organic aerosol (SOA) formation during photo-oxidation of primary emissions from cookstoves used in developing countries may make important contributions to their climate and air quality imp...
Study finds mercury levels in Arctic soils 5 times higher than temperate regions
mercury levels Arctic soils 5 times higher temperate regions
2017/7/24
Plants and soil in the Arctic tundra absorb and store mercury released into the atmosphere by industry and mining in the Earth's temperate regions, leading to soil mercury levels five times higher tha...
Study finds toxic mercury is accumulating in the Arctic tundra
toxic mercury accumulating the Arctic tundra
2017/7/24
Vast amounts of toxic mercury are accumulating in the Arctic tundra, threatening the health and well-being of people, wildlife and waterways, according to a UMass Lowell scientist investigating the so...