For wind energy, take a look at the recent NASA study at http://alt-e.blogspot.com/2005/05/wind-energy-nasa-funded-study.html There are many sites
on biofuels as well.
By this point aircraft will be running
on biofuels as well.
«If we're going to rely
on biofuels as a significant part of a diverse portfolio of renewable technology,» then harvesting trees is the best way to go, he said.
Not exact matches
Several Democratic senators pressed billionaire investor Carl Icahn
on Monday to clarify his role
as an adviser to President Donald Trump, saying his position in the administration raised «alarming» questions about potential conflicts of interest with his stakes in the
biofuels and pharmaceutical industries.
Technologies from Westport Innovations Inc. allow engines to operate
on clean - burning fuels such
as compressed natural gas (CNG), liquefied natural gas (LNG), hydrogen and
biofuels such
as landfill gas.
Icahn's efforts last year to overhaul the
biofuels program - while acting
as an adviser to Trump
on regulatory issues - drew scrutiny from federal investigators after lawmakers said it raised ethical concerns.
«The study says it will be very hard to make a
biofuel that has a better greenhouse gas impact than gasoline using corn residue,» which puts it in the same boat
as corn - based ethanol, said David Tilman, a professor at the University of Minnesota who has done research
on biofuels» emissions from the farm to the tailpipe.
GEX holds a wide spectrum of companies that earn at least 1/2 their revenues from the broader renewable energy industry, which includes solar, wind,
biofuel and geothermal players,
as well
as companies focused
on energy efficiency.
But when oil companies (and governments) talk about oil supply, they include all sorts of things that can not be sold
as oil
on the world market including
biofuels, refinery gains and natural gas plant liquids
as well
as lease condensate.
They include: high levels of degraded soils; reductions in irrigation quotas to restore the health of the Murray - Darling system; the re-forestation of some agricultural land to meet emissions reductions targets; the impacts of peak oil, such
as the diversion of food crops into feed - stock for
biofuels; and the price and crop yield implications of peak phosphorous, given Australia's dependence
on imported fertilisers.
Now, that intern reflects
on why the mayor tried so hard to keep secret emails that turned out to be innocuous In November 2010, I was earning $ 300 a week for The Village Voice, blogging about unemployed actors who moonlit
as bed bug exterminators and a city project to make
biofuel out of toilet water.
The investment in truly clean and green energy production such
as wind, solar, and
biofuels, and offering incentives to encourage Smart Energy use by consumers would drastically reduce our contributions to global warming and reduce our dependency
on nuclear power.
Federal investigators have issued subpoenas for information
on Carl Icahn's efforts to change
biofuel policy while serving
as an informal adviser to Trump, according to regulatory filings.
These are also known
as biofuels, i.e. plants that would otherwise potentially go to feed people (or grown
on land that would otherwise grow food) going into gas tanks instead.
We must focus
on bringing together wind, solar, natural gas,
biofuels, hydroelectric, geothermal and advanced clean coal
as part of a diversified energy portfolio since there is no single solution.
This means developing more of America's own energy resources, including wind, solar, clean coal,
biofuels, nuclear energy,
as well
as oil and natural gas — which will reduce our dependence
on Middle Eastern oil and create thousands of jobs here at home.
As the pros and cons of
biofuels drag
on, other remedies are taking shape.
We look at the contents of the July issue of Scientific American magazine, the last under outgoing Editor in - Chief John Rennie, including an article by moon explorer Harrison Schmitt, a piece
on the fight against superbugs, a report
on the potential of
biofuels such
as grassoline, and a recollection of the pernicious effects of chess!
Interest in algae - based
biofuels has blossomed in the past year, sparking major investments from Exxon Mobil Corp. and Dow Chemical Co., and it has gained steam
on Capitol Hill,
as well.
We look at the contents of the July issue of Scientific American magazine, the last under outgoing Editor in Chief John Rennie, including an article by moon explorer Harrison Schmitt, a piece
on the fight against superbugs, a report
on the potential of
biofuels such
as grassoline, and a recollection of the pernicious effects of chess!
The studies do find some benefit from
biofuels but only when planted
on agricultural land too dry or degraded for food production or significant tree or plant growth and only when derived from native plants, such
as a mix of prairie grasses in the U.S. Midwest.
These include the ability to bring new, innovative products to the market; progress in oncology, such
as the approval of Genentech's drug Avastin for breast cancer and advances in the use of gene therapy, despite some setbacks; continuing progress in research
on stem cells; the emergence of treatments for previously untreated diseases; and solutions for food and fuel shortages, such
as biocrops and
biofuels.
Concerns have been raised that diverting significant portions of crops, such
as corn, to
biofuel production could have a negative impact
on availability and cost of the food supply.
As it stands, however, the Navy has spent more than $ 5 billion more than budgeted in the past year just
on oil and it has set a goal of securing half its fuel needs from
biofuels by 2020.
As a second step, researchers used screen printing to deposit layers of
biofuel materials
on top of the anode and cathode dots.
Right now, indirect land use related to
biofuels isn't included in proposed climate change legislation in the U.S. Senate,
as well
as proposed agreements that will be
on the table in Copenhagen.
«There's substantial disagreement
on possible future yields of energy crops,» he said,
as well
as questions
on the consequences of growing
biofuels on water supply.
Although Working Group II wrote that Brazilian
biofuels expansion could impinge
on sensitive ecosystems, the report released yesterday specifically includes sugar cane
as an option with low life - cycle emissions.
We didn't want to see the trouble brewing
as rocketing populations and increasing demand for
biofuels put a strain
on farmland and water supplies.
For example, the metabolically engineered microbes that are sometimes used to produce
biofuels and chemicals are currently subject to genetically modified organism (GMO) regulations, while the molecules they produce are subject to chemical regulations such
as the Toxic Substances Control Act in the United States and the regulation
on Registration, Evaluation, Authorisation and Restriction of Chemicals (REACH) in Europe.
They used this strain
as the foundation to build
on earlier work — including the ionic - liquid - tolerant enzymes — and take the steps further to the one - pot
biofuel finishing line.
On a commercial scale, however, today's main
biofuel is ethanol, also known
as grain alcohol.
Indeed,
biofuels aren't really a stretch — humans have been using microorganisms to ferment plants into ethanol ever since Stone Age people began making beer around 10,000 B.C. Today's work hinges
on engineering a perfect microbe that will eat the entirety of a plant, retain only a little of this food for itself and spew out the rest
as a high - energy fuel.
Scientific analysis of diatom oil has shown that it is very suitable for use
as biofuel, says T. V. Ramachandra, a professor of ecological sciences at the Indian Institute of Science (IISc) here who is working
on this project with IISc researchers Durga Mahapatra and Karthick Balasubramanian, along with Richard Gordon, a radiology professor at the University of Manitoba in Winnepeg.
The researchers incorporated information
on soot produced by burning fossil fuels, wood and other
biofuels, along with that naturally produced by forest fires and then checked their model predictions against global measurements of soot levels in polar snow from Sweden to Alaska to Russia and in Antarctica
as well
as in nonpolar areas such
as the Tibetan Plateau.
Just
as in algae
biofuel production
on land, the floating OMEGA bags use water, solar energy and carbon dioxide — which in this case is absorbed through the plastic membrane — to produce sugar that algae metabolize into lipids.
Though the study has clear implications for cellulosic, or second - generation,
biofuel production in the Midwest, Hamilton says it touches more broadly
on some of the expected effects of climate change
as well.
The new analysis found that conventional crops such
as corn had the highest yield of biomass that can be turned into
biofuel on marginal lands, although their ability to reduce CO2 is harmed by tilling, fertilizing and other CO2 - producing activities necessary to turn them into fuel.
The team focused
on yeast in part because of its important modern - day applications; yeasts are used to convert the sugars of biomass feedstocks into
biofuels such
as ethanol and industrial chemicals such
as lactic acid, or to break down organic pollutants.
Results: With the increasing emphasis
on sustainable energy sources,
biofuels derived from animal or plant lipids — oils and fats — have been proposed
as a promising substitute for fossil fuels.
At least the Commission, when deciding what policies to propose
on issues such
as the safety of nanoparticles, the impact of
biofuel crops over food prices or chemical substances with hormone - disrupting effects is attempting to pursue policy that reflects the wishes of European citizens.
PULLMAN — Norman Lewis, regents professor and director of the Institute of Biological Chemistry at WSU, will give a far - reaching futuristic perspective of our growing energy needs, with an emphasis
on biofuels, in Seattle this month
as part of WSU's «Innovators» luncheon.
The Agera S is powered by the same 5.0 - litre twin - turbo V8
as the Agera R, however, this version has been tuned to run
on more readily - available unleaded petrol, in countries where E85 or more potent E100
biofuel isn't available.
No, in the US, decreasing our dependence
on foreign oil is cited by many
as being the major reason for increasing
biofuel production.
The focus
on «sustainable»
biofuels is a step back from several years of overheated pursuit of farmed fuels
as a large - scale energy source.]
Certainly, it would extremely valuable to have the candidates weigh in
on subjects such
as global warming,
biofuels, stem cell, etc..
Karen Street wrote: «If we're going to address climate change, it's going to start with solutions experts agree
on (efficiency, low - GHG sources such
as nuclear, carbon capture and storage, wind, geothermal, cellulosic
biofuels, and eventually solar)...»
If we're going to address climate change, it's going to start with solutions experts agree
on (efficiency, low - GHG sources such
as nuclear, carbon capture and storage, wind, geothermal, cellulosic
biofuels, and eventually solar), and processes that experts agree
on (increasing the cost of GHG emissions, funding more R&D, mandates sometimes).
While laying out several important wild cards (expanded farming of
biofuels among them), Ausubel and his co-authors see a reasonable prospect for conserving, and restoring, forests and other stressed terrestrial ecosystems even
as humanity exerts an ever greater influence
on the planet.
One step further down that path comes via the Des Moines Register which reports that a memorandum of understanding between the USDA and the Navy has been signed which promises to help it reach its greener fighting goals: Great Green Fleet to Sail by 2016 The first of those is demonstrating a so - called Green Strike Group by 2012 composed of «
biofuel - powered nuclear vessels and ships,» and then, by 2016 sail it
as a «Great Green Fleet» made up of nuclear ships and «surface combatants equipped with hybrid electric alternative power systems running
on biofuel.»