Not exact matches
«So instead
of taking corn and extracting its sugars to make ethanol, we're making
use of the stalks and cobs left over after the corn is harvested, as well as other kinds
of waste like
wood chips and rice hulls.»
Study author Catherine Bowyer says the next generation
of biofuels, made from
wastes or
wood rather than crops, would have less impact on land
use than biofuels made from crops, but «the policy is also not effectively stimulating advancements in biofuel technologies».
The Earth Island Institute, among other groups concerned about forest loss due to paper consumption, would instead like to see more research into
using agricultural
waste to make paper instead
of wood pulp or bamboo.
Instead
of processing commodities that might otherwise be
used for food, next generation fuels can be produced from dedicated energy crops like switchgrass, to the non-edible parts
of corn plants, to unmarketable
wood from the lumber industry — taking resources that would otherwise go to
waste and
using them to fuel our energy independence.
There are also potential industrial and environmental
uses: Cellulose and woody stems from plants — in the form
of paper,
wood, and related materials — account for more than half
of the biomass in
waste dumps worldwide.
«You can
use the
waste product from the distilling process or any number
of other sources
of biomass, such as switchgrass or
wood pulp.
The cellulosic ethanol
used by Corvette Racing is made from
waste wood — dead trees, undergrowth, broken branches, and bark — collected in South Dakota's Black Hills National Forest to reduce the risk
of wildfire.
Corvette Racing will
use this renewable high - octane fuel, which is made primarily from
wood waste, in the upcoming ALMS Acura Sports Car Challenge
of St. Petersburg on April 5.
The low - dust, natural
wood fibers
of ökocat allow the litter to absorb 500 times its weight, enabling cat parents to
use less, thereby making this an environmentally friendly, yet also economical,
waste management decision.
We chosed this kind
of construction because
wood suits the local weather conditions and keeps the air cool even on the warmest days, avoiding the big
waste of energy from air conditioned rooms and
using local materials at the same time.
You're still doing crazy stuff like hunting down a record
of theramin music and
using radioactive
waste to track people through the
woods, but if you take the game a bit at a time, things will click.
She raised some
of her food, carried the water she
used for bathing and cooking from a nearby well, collected rainwater from her roof for washing, composted her
waste and split
wood for her
wood stove.
Just as incinerators often start out burning forestry
waste, and end up
using virgin
wood once supply
of «
waste» runs out, so too anaerobic digestion plants may begin by
using food
waste, and end up utilizing forest products or other «biofuels» grown deliberately for the purpose.
In addition,
using coal in large centralized plants dramatically reduces the burning
of fuel
wood and
waste that causes enormous indoor air pollution in developing nations.
Knowing that 50 % to 80 %
of wood is
wasted in production, the students decided to
use waste shavings and bio-resin in their piece.
The region can expand its
use of wood and agricultural
waste as a power source, but new bioenergy plants are generally more expensive than wind power.
The combined heat and power plant,
using 250,000 tons or more
of waste wood per year, now supplies district heating to some 80 percent
of the downtown area, or more than 1 square mile
of residential and commercial floor space.
The Fulton, Miss. project will allow BlueFire to
use green and
wood wastes available in the region as feedstock for the ethanol plant, which is designed to produce approximately 19 - million gallons
of ethanol per year.
While a relatively small fraction
of our overall energy supply in 2008, the United States is the world's largest consumer
of renewable energy from geothermal, solar,
wood, wind, and
waste for electric power generation
using some 26 %
of the world's total.
Based on a study from the U.S. Departments
of Energy and Agriculture, we estimate that
using forest and urban
wood waste, as well as some perennial crops such as switchgrass and fast - growing trees on nonagricultural land, the United States could develop more than 40 gigawatts
of electrical generating capacity by 2020, roughly four times the current level.
These include making renewable energy carriers available on - site by
using more electricity and district heating instead
of fossil fuels for processes,
using more environmentally - friendly materials for lower emissions in production (e.g. recycled steel, and solid
wood), better thinking around transport
of surplus masses (soil / rock / gravel), and improved
waste management and recycling.
Glulam technology also
uses scraps that are not big enough to
use for other purposes, significantly reducing
waste, and in this case,
using up a serious amount
of pine beetle damaged
wood.
Depending on where and how you live, this is definitely an interesting option instead
of burning
wood,
using geothermal power, or even heating with organic
waste.
Much
of the proposed biomass
use comes from plant residues from agriculture and food processing, sawdust and residues from forestry and
wood processing, manure, and municipal
waste.
Otherwise I wonder how much more efficient it really is than
using conventional
wood framing; there is a lot
of complicated cutting out
of the sheet
of plywood and a fair amount
of waste material here.
However, about 2/3
of those pallets only get
used a single time, and it's estimated that U.S. companies alone throw away some 4 billion board feet
of wood pallets every year, so putting them back into
use as a building material is a great way to repurpose this «
waste».
Just last month, research by the Kenya National Bureau
of Statistics showed that pneumonia has killed more Kenyans that malaria in the past year, and that people who
use kerosene, animal
waste, charcoal and
wood fuel for lighting and cooking — especially in rural Kenya — are more likely to die from pneumonia [1].
LSS practitioners
use various acronyms to remember the categories
of waste in a process, such as «TIM
WOODS» or «DOWNTIME».
The
wood fibres are taken from timber off cuts and because the whole
of the log can be
used to produce the fibres, there is no
waste making this an environmentally friendly alternative to real
wood.
Then you don't have to
use nearly the same amount
of wood as closed cabinets, and you don't have to
waste money on cabinet doors either.
Using a
wasted alcove to store
wood supplies for the home also creates an interesting display that adds a sense
of warmth to the hallway.