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Source: Fuel Fix.com

The hybrid bus business is booming, as cities look for ways to lower greenhouse gas emissions and pollution, according to a PikeResearch study released Wednesday.

PikeResearch, which analyzes clean technology markets, estimates that the global market for electric drive buses will grow more than 25 percent annually over the next six years. While China will drive the majority of these sales, the study projects that North America will increase its public transit funding levels and investment in electric buses as it recovers from the economic downturn. The increase in interest is a result of advancing technology and concern about climate change linked to carbon emissions.

But the report cautions that this growth will need an initial public policy push, because of the upfront investment required.

“The biggest challenge for electric drive technologies has been the cost premium over a conventional diesel bus or a compressed natural gas bus,” authors of the research report.

Electric drive technologies, which can include hybrid systems, battery electric or fuel cells, historically have been more expensive initially, even though their fuel economy generates savings.  In the North American market, hybrid buses cost about $200,000. Hybrids need to show fuel economy improvements of about 40 percent in order to make up for this initial investment, according to the report.

Fuel cells and battery electric buses are still in the development stage, with the cost of needed batteries and ultracapacitors still a barrier to wider usage. The growing interest in electric buses is expected to create an increased demand for the lithium ion batteries, one of the ways that electric buses can be powered. PikeResearch estimates that this demand will grow 42 percent annually over the six years.

Source: Fuel Fix.com

Federal regulators on Wednesday voted to require U.S. companies to disclose what they pay to harvest crude, natural gas and minerals from other countries, delivering a big blow to oil companies that say the mandate will force them to shut down drilling in some areas.

The rule adopted 2-1 by the Securities and Exchange Commission, drew applause from human rights activists and social justice groups that insist the added transparency could discourage corruption in resource-rich countries.

Mandated by the 2010 Dodd-Frank financial law, the new rule requires 1,100 publicly traded oil, gas and mining companies to report payments exceeding $100,000 made to other countries “to further the commercial development” of the countries’ resources.
Read more

Source: Fuel Fix.com

Phillips 66, working with a California solar start-up and a Chinese university, announced Tuesday that researchers have reached a milestone in solar power conversion efficiency.

The alternative energy group at Phillips 66, which split off from ConocoPhillips last spring, has been working with researchers from Solarmer Energy and  South China University of Technology for the past two years to develop polymer-based organic photovoltaic cells.

That’s different from the traditional bulky silicon solar panels you see sprouting from the tops of houses and buildings. Organic solar cells are thinner, and ultimately are expected to be less expensive to manufacture.

The cells were certified at 9.31 percent efficiency by the Newport Technology & Application Center’s Photovoltaic Lab in Long Beach, Calif., according to the companies, a world record in efficiency for the technology.

That’s not market-ready, but Solarmer spokesman Vishal Shrotriya said it’s getting close.

Conventional silicon solar panels operate at about 20 percent efficiency, he said.

“We aren’t competing in terms of efficiency,” he said. “We’re competing in terms of form, weight.”

The advantage of organic solar cells lies in the fact that they are thin enough to be used as a coating, much like the tinting used to coat car windows, he said.

Shrotriya said the technology should be ready for market when it hits 12 percent efficiency, which he said could happen as soon as next year.

Phillips 66 spokesman Dean Acosta said the company is focused on renewable energy, as well as its core refining operations.

“We have to meet the needs of our country today, but we also have to plan and meet the energy needs of the future,” he said.

Source: Environmental Expert.com

Improved rules on the collection and treatment of e-waste enter into force today. E-waste (i.e. waste electrical and electronic equipment, or WEEE) is one the fastest growing waste streams, and it offers substantial opportunities in terms of making secondary raw materials available on the market. Systematic collection and proper treatment is a precondition for recycling materials like gold, silver, copper and rare metals in used TVs, laptops and mobile phones. The new Directive is a clear step forward in terms of environmental protection and a major boost to resource efficiency in Europe.

Environment Commissioner Janez Potočnik said: ‘In these times of economic turmoil and rising prices for raw materials, resource efficiency is where environmental benefits and innovative growth opportunities come together. We now need to open new collection channels for electronic waste and improve the effectiveness of existing ones. I encourage the Member States to meet these new targets before the formal deadline.’

The Directive entering into force today introduces a collection target of 45 % of electronic equipment sold that will apply from 2016 and, as a second step from 2019, a target of 65 % of equipment sold, or 85 % of electronic waste generated. Member States will be able to choose which one of these two equivalent ways to measure the target they wish to report. From 2018, the Directive will be extended from its current restricted scope to all categories of electronic waste, subject to an impact assessment beforehand.

The Directive gives Member States the tools to fight the illegal export of waste more effectively. Illegal shipments of WEEE are a serious problem, especially when they are disguised as legal shipments of used equipment to circumvent EU waste treatment rules. The new Directive will oblige exporters to test whether equipment works or not, and provide documents on the nature of shipments that could be thought illegal.

Another expected improvement is the reduction of administrative burdens through harmonisation of national registration and reporting requirements. Requirements by Member States’ registers for producers of e-waste will now be aligned more closely.

Currently only one third of electrical and electronic waste in the EU is separately collected within the documented system. The existing EU collection target is 4 kg of WEEE per capita, representing about 2 million tons per year, out of around 10 million tonnes of WEEE generated annually in the EU. By 2020, it is estimated that the volume of WEEE will increase to 12 million tons. The final target of the new Directive, an ambitious 85% of all WEEE generated, will ensure that in 2020 around 10 million tons, or roughly 20kg per capita, will be separately collected in the EU.

Next Steps

By 14 February 2014 at the latest, Member States will have to amend their existing legislation on WEEE and align it with the new Directive and the new targets. Consumers can then return small e-waste at large retail shops unless existing alternative schemes are shown to be at least as effective. From the date of national transposition onwards, a reversed burden of proof will apply to shipments of used equipment which are suspected to be illegal waste shipments.

From 2016 onwards, Member States will be required to ensure that 45 % of electrical and electronic equipment sold in each country is collected.

From 2018 onwards, the scope of the Directive is widened from today’s categories to all electrical and electronic equipment.

From 2019 onwards, the collection target is raised to 65 % of electrical and electronic equipment sold, or the alternative measure of 85 % of WEEE generated.

Some Member States will be able to derogate from the new targets for a limited time, where this is justified by a lack of necessary infrastructure or low levels of consumption of electronic equipment. The Commission will use the powers given in the new Directive to harmonise the frequency of reporting by producers to the national registers, and the format for registration and reporting. The Commission will review certain changes agreed with the new Directive, for example as regards the scope, in order to identify any undesirable effects.

Background

The existing WEEE Directive (Directive 2002/96/EC) has been in force since February 2003. It provides for the creation of collection schemes where consumers return their used e-waste free of charge. The purpose is to prevent harm to human health and the environment from hazardous substances contained in WEEE, and to increase the recycling and/or re-use of products and materials. In December 2008, the Commission proposed a recast WEEE Directive, and this has now been modified and adopted by the Parliament and the Council.

For more information:

http://ec.europa.eu/environment/waste/weee/index_en.htm

Source: Environmental Protection on-line

Engineers at a company co-founded by a University of Texas at Dallas professor have identified a material that can reduce the pollution produced by vehicles that run on diesel fuel.

The material, from a family of minerals called oxides, could replace platinum, a rare and expensive metal that is currently used in diesel engines to try to control the amount of pollution released into the air.

In a study published in the August 17 issue of Science, researchers found that when a humanmade version of the oxide mullite replaces platinum, pollution is up to 45 percent lower than with platinum catalysts.

“Many pollution control and renewable-energy applications require precious metals that are limited — there isn’t enough platinum to supply the millions and millions of automobiles driven in the world,” said Dr. Kyeongjae “K.J.” Cho, professor of materials science and engineering and physics at UT Dallas and a senior author of study. “Mullite is not only easier to produce than platinum, but also better at reducing pollution in diesel engines.”

For the environmentally conscious, the higher fuel efficiency of diesel engines makes an attractive alternative to engines that run on gasoline. On the flip side, compared with gasoline engines, diesel vehicles produce more nitric oxide (NO) and nitrogen dioxide (NO2), which are known as NOx pollutants.

In June, the World Health Organization upgraded the classification of diesel engine exhaust as carcinogenic in humans, putting it in the same category as cigarette smoke and asbestos. Countries throughout the world have drafted guidelines to reduce diesel air pollution in the next decade.

Platinum, because of its expense to mine and limited supply, is considered a precious metal. Estimates suggest that for 10 tons of platinum ore mined, only about one ounce of usable platinum is produced.

In 2003, Cho became a co-founder and lead scientist at Nanostellar, a company created to find catalysts through a material design that would replace platinum in reducing diesel exhaust (Carbon monoxide, or CO, and NOx pollutants). His company has designed and commercialized a platinum-gold alloy catalyst that is a viable alternative to platinum alone, but until this experiment with mullite, had not found a catalyst made of materials that are less expensive to produce.

Cho, also a visiting professor at Seoul National University in South Korea, and his team suspected that the oxygen-based composition of mullite, originally found off the Isle of Mull in Scotland, might prove to be a suitable alternative. His team synthesized mullite and used advanced computer modeling techniques to analyze how different forms of the mineral interacted with oxygen and NOx. After computer modeling confirmed the efficiency of mullite to consume NOx, researchers used the oxide catalyst to replace platinum in diesel engine experiments.

“Our goal to move completely away from precious metals and replace them with oxides that can be seen commonly in the environment has been achieved,” Dr. Cho said. “We’ve found new possibilities to create renewable, clean energy technology by designing new functional materials without being limited by the supply of precious metals.”

The mullite alternative is being commercialized under the trademark name Noxicat. Dr. Cho and his team will also explore other applications for mullite, such as fuel cells.

Dr. Weichao Wang, who earned his PhD in materials science and engineering in 2011 under Dr. Cho’s supervision in Erik Jonsson School of Engineering and Computer Science at UT Dallas, was lead author of this study. Researchers from the University of Kentucky and Huazhong University of Science and Technology in China were also involved in this work.

The study was supported by the Texas Advanced Computing Center, Nanostellar and the National Research Foundation of Korea.

Source: Environmental Expert.com

Brussels — New rules on the collection and treatment of e-waste in the European Union enter into force today.

E-waste (i.e. waste electrical and electronic equipment, or WEEE) is one the fastest growing waste streams, and it offers substantial opportunities in terms of making secondary raw materials available on the market.

The new Directive is seen as a clear step forward in terms of environmental protection and a major boost to resource efficiency in Europe.

Environment Commissioner Janez Potočnik said: ‘In these times of economic turmoil and rising prices for raw materials, resource efficiency is where environmental benefits and innovative growth opportunities come together. We now need to open new collection channels for electronic waste and improve the effectiveness of existing ones. I encourage the Member States to meet these new targets before the formal deadline.’

The Directive introduces a collection target of 45% of electronic equipment sold that will apply from 2016. A second step from 2019 will see a target of 65% of equipment sold, or 85% of electronic waste generated.

Member States will be able to choose which one of these two equivalent ways to measure the target they wish to report. From 2018, the Directive will be extended from its current restricted scope to all categories of electronic waste, subject to an impact assessment beforehand.

The Directive gives Member States the tools to fight the illegal export of waste more effectively. Illegal shipments of WEEE are a serious problem, especially when they are disguised as legal shipments of used equipment to circumvent EU waste treatment rules. The new Directive will oblige exporters to test whether equipment works or not, and provide documents on the nature of shipments that could be thought illegal.

Another expected improvement is the reduction of administrative burdens through harmonisation of national registration and reporting requirements. Requirements by Member States’ registers for producers of e-waste will now be aligned more closely.

Currently only one third of electrical and electronic waste in the EU is separately collected within the documented system. The existing EU collection target is 4 kg of WEEE per capita, representing about 2 million tons per year, out of around 10 million tonnes of WEEE generated annually in the EU.

By 2020, it is estimated that the volume of WEEE will increase to 12 million tons. The final target of the new Directive, an ambitious 85% of all WEEE generated, will ensure that in 2020 around 10 million tons, or roughly 20kg per capita, will be separately collected in the EU.

For more information: http://ec.europa.eu/environment/waste/weee/index_en.htm

Source: The New York Times Opinion Page

WE’RE in the worst drought in the United States since the 1950s, and we’re wasting it.

Though the drought has devastated corn crops and disrupted commerce on the Mississippi River, it also represents an opportunity to tackle long-ignored water problems and to reimagine how we manage, use and even think about water.

For decades, Americans have typically handled drought the same way. We are asked to limit lawn-watering and car-washing, to fully load dishwashers and washing machines before running them, to turn off the tap while brushing our teeth. When the rain comes, we all go back to our old water habits.

But just as the oil crisis of the 1970s spurred advances in fuel efficiency, so should the Drought of 2012 inspire efforts to reduce water consumption.

Our nation’s water system is a mess, from cities to rural communities, for farmers and for factories. To take just one example: Water utilities go to the trouble to find water, clean it and pump it into water mains for delivery, but before it gets to any home or business, leaky pipes send 16 percent — about one in six gallons — back into the ground. So even in the midst of the drought, our utilities lose enough water every six days to supply the nation for a day. You can take a shorter shower, but it won’t make up for that.

The good news: There are a number of steps that together can change, gradually but permanently, how we use water and how we value it. Some can be taken right now.

The average American uses 99 gallons of water at home each day. In the summer, half of that water goes to our lawns, way more than needed. There’s no reason to water in the middle of the day — when the sun steals so much of the water — or to water every day. The lawn-watering restrictions that cities impose during early drought should be made permanent, as Las Vegas and Fresno, Calif., have done.

Plumbing fixtures need to be smarter, and more fun. How come I can’t buy a toilet that reports how much water it has used today, this month, this year? How come I can’t buy a spigot that tells me how much water my daughter’s shower took? If we saw the amount we were using, we’d turn off the tap.

Building codes should be updated to require a new generation of buildings that use less water, in everything from toilets to air-conditioning systems. Zoning rules should be altered to require that all new buildings harvest the rainwater that falls on their land and roofs. The rainwater can be stored for use or returned to the ground. If a city with as primitive a water management system as New Delhi can require rainwater harvesting, so can we.

The nation’s 55,000 water utilities need to redesign incomprehensible water bills with iPad-style graphics that clearly show how many gallons each customer used this month; how that amount compares to last month, and the same month last year; and how it compares to average use by families in the neighborhood. Americans are naturally competitive: customers who know how much water they consume, compared with their neighbors, typically cut their use.

Golf courses are huge, often careless users of water. In the last decade, Las Vegas strictly limited the water its golf courses could use, and while the texture of the courses has changed, the golfing hasn’t. Other cities should follow Las Vegas’s example.

We also need to rethink where we grow crops. Rice farmers in Texas have howled about having their irrigation water cut off. Rice farming? In Texas? Based on rainfall patterns and projections, we need to be brutally realistic about what kind of crops we should be growing, and where.

Fixing leaky water mains should be a priority of every urban water utility. There are typically thousands of leaks in a municipal water system, but new digital technology can help utilities identify the biggest ones. Congress should approve a proposed infrastructure bank that would give municipalities low-interest loans to finance capital improvements for water management.

Finally, we must get over our aversion to recycled water. Dirty water can be made as clean as you want it, and for most communities, the water they’ve already got in their pipes — storm water, wastewater — is the easiest, cheapest source of “new” water. San Antonio recycles almost all of its water, but it’s an exception — only 7 percent of water in the United States is reused. Water recycling should be as routine as every other kind of recycling.

The pain of this drought, a slow-motion disaster, is very real. Drought can lead to paralysis and pessimism — or it can inspire us to fundamentally change how we use water. Water doesn’t respond to wishful thinking. If it did, prayer services and rain dances would be all we’d need.

Charles Fishman is the author, most recently, of “The Big Thirst: The Secret Life and Turbulent Future of Water.”

By Lori Weaver, About.com Guide

Making the Switch to Biofuels Pays Off in Several Ways

Green energy used to be the poster child of a fringe crowd, but not any longer. Today, average consumers are considering greener alternatives to meet their energy needs, whether for fueling their vehicles of heating their homes. But why make the switch? There are a number of reasons alternative fuels can be an excellent fit for your lifestyle, both in direct and indirect ways. With the trend toward greener living, the opportunity to make the switch to alternative fuels is greater than it has ever been.

1. Waste Not

It used to be that when you thought of the term “alternative fuel,” you thinking went only to a few standby biofuels. But today, research and development in the biofuels arena is yielding some exciting developments, including the development of biofuels from seed stock that would otherwise be considered waste. Whether waste oil from the food industry, biomass, methane or fibrous crop waste, there seems no end to the source of biofuels. With every American estimated to be producing more than 4.5 pounds of waste each and every day, the idea that something as worthwhile as a fuel could come out of a waste product is very inviting. It’s a great way to counter the more than 236 million tons of trash generated annually.

2. Be Kind to Mother Earth

It may sound cliche, but there is great need to be kinder to Planet Earth. Global warming is considered to be a true threat by 98 percent of scientists. If every consumer did his or her part to reduce the negative environmental impacts on Earth, there is hope to at least slow catastrophic environmental trends if not reverse them. Every day, we expect the Earth to provide us with food, water and air yet we do little in return to support this effort that gives us life. The use of alternative fuels, wherever possible, may seem like a small gesture, but it starts with one person. If the trend toward alternative fuels grows, the impact is magnified.

3. Help a Farmer

Sure, farmers provide us with food. But these days, more and more farmers, ranchers and growers are becoming involved–either directly or indirectly–in the production of biofuels. Their innovative agriculture methods are helping to contribute to a green industry that provides you with the opportunity to choose biofuels over fossil fuels. Biofuels that rely on crops grown and processed locally help to support rural economies and farm families. Farmer-owned cooperatives are created to market biofuels, putting the power back in the hands of individual farmers rather than large corporations.

4. Reduce Reliance on Foreign Oil

There has been growing concern over the reliance on foreign oil that is at the foundation of the U.S. economy. Clashes over globally sourced energy has meant dependence on other countries rather than America’s own economy. The chance for disputes, artificially inflated pricing, and sporadic supplies can raise havoc and may be avoided with increased production of U.S.-based biofuels. Demand for these biofuels can also give a boost to rural economies, providing support for the economy overall.

5. Wide Selection

Alternative fuels are not a one-size-fits-all proposition. If you have been exposed to the idea of biodiesel for jet engines and thus believe that alternative fuels have no place in your daily life, you might be surprised to learn about the large variety of alternative fuels and applications that can fit into a greener lifestyle. From electric vehicles to solar energy for home heating, the choices you make on a daily basis can provide you with the opportunity to choose an alternative fuel. Even if you drive a conventional car, you can choose ethanol blends, for instance. You would be surprised at how easy it is to fit alternative fuels into your everyday life.

August 13, 2012

As part of the Obama Administration’s all-of-the-above energy strategy to reduce the United States’ reliance on foreign oil and save drivers money at the pump, U.S. Energy Secretary Steven Chu announced today seven new projects to accelerate the development and deployment of stronger and lighter materials for the next generation of American-made cars and trucks. These projects include the development and validation of modeling tools to deliver higher performing carbon fiber composites and advanced steels, as well as research into new lightweight, high-strength alloys for energy-efficient vehicle and truck engines.

Full story

Source: ScienceDaily (Aug. 9, 2012)

As the world’s accessible oil reserves dwindle, natural gas has become an increasing important energy source. The primary component of natural gas is methane, which has the advantage of releasing less carbon dioxide when it’s burned than do many other hydrocarbon fuels. But because of the very stable structure of the methane molecule, it can be difficult to access the energy stored within. When unburned methane escapes into the atmosphere, it’s a greenhouse gas 20 times more powerful than carbon dioxide.

Now, researchers from the University of Pennsylvania, along with collaborators from Italy and Spain, have created a material that catalyzes the burning of methane 30 times better than do currently available catalysts.

The discovery offers a way to more completely exploit energy from methane, potentially reducing emissions of this powerful greenhouse gas from vehicles that run on natural gas. The catalyst may also offer a cleaner and cheaper way of generating energy from catalytic combustion in gas turbines.

“It’s hard to come up with materials that are active enough and stable enough to withstand the harsh conditions of methane combustion,” said Raymond J. Gorte, the Russell Pearce and Elizabeth Crimian Heuer Professor in Penn’s Department of Chemical and Biomolecular Engineering. “Our materials look promising for some important applications.”

Matteo Cargnello, now a postdoctoral fellow in Penn’s Department of Chemistry, joined Gorte and Kevin Bakhmutsky, a former Ph.D. student in Gorte’s lab, in the study. Their collaborators included Paolo Fornasiero and Tiziano Montini of Italy’s University of Trieste and National Research Council and José J. Calvino, Juan José Delgado and Juan Carlos Hernández Garrido of the Universidad de Cádiz in Spain. The study is published in the journal Science.

Cargnello began work on this project while still an undergraduate at the University of Trieste, during a visit to Gorte’s laboratory, and continued the collaboration as he pursued his doctoral degree at the Graduate School of Nanotechnology at the University of Trieste.

Catalysts are materials that make a chemical transformation quicker, easier, more energy-efficient and often safer. A car’s catalytic converter, for example, transforms exhaust gases into innocuous products.

Catalysts that are currently available to burn methane, however, do not do so completely, leaving unburned methane to escape into the atmosphere and contribute to climate change.

“Particularly if you have a natural-gas engine, methane is going to be a major part of that tailpipe exhaust,” Gorte said.

In addition, these conventional catalysts can require high temperatures of 600-700 degrees Celsius to encourage reactions to move along. Yet the catalysts themselves often lose their efficiency or deactivate when exposed to the high temperatures generated by methane combustion.

Additional environmental harm can result when methane is used to produce energy in a gas turbine. In this process, methane is typically burned at very high temperatures, in excess of 800 degrees C. When those temperatures rise to around 1,300 degrees C or higher, the reaction can produce harmful byproducts, including nitrogen oxides, sulfur oxides and carbon monoxide.

Conventional catalysts for methane combustion are composed of metal nanoparticles, and in particular palladium (Pd), deposited on oxides such as cerium oxide (CeO2). Tweaking that approach, the researchers instead used a method that relies on self-assembly of nanoparticles. They first built the palladium particles — just 1.8 nanometers in diameter — and then surrounded them with a protective porous shell made of cerium oxide, creating a collection of spherical structures with metallic cores.

Because small particles such as these tend to clump together when heated and because these clumps can reduce a catalyst’s activity, the team deposited them on a hydrophobic surface composed of aluminum oxide to ensure they were evenly distributed.

“These techniques are common in the nanotechnology community, but I think it’s a novel approach in making catalyst materials,” Gorte said.

Testing the material’s activity, the researchers found that their core-shell nanostructure performed 30 times better than the best methane combustion catalysts currently available, using the same amount of metal. It completely burned methane at 400 degrees C.

“It’s possible to envision this catalyst contributing to pollution control from automotive exhaust and maybe even improving the efficiency of gas turbines,” Cargnello said.

The researchers plan to further study the structure of the new catalyst to better understand why it works so well. And they will use similar methods to create new materials to test.

“We can use this assembly method to test different types of metals and oxides,” Cargnello said. “That will allow us to prepare a whole library of materials, some of which might be very good at catalyzing reactions besides methane combustion.”

The study was funded by the University of Trieste and Consortium INSTM, the Air Force Office of Scientific Research and Spain’s Ministry of Science and Innovation.

Watch a video depicting the catalyst’s structure here: http://youtu.be/lVGgPvUhGYw