Although there is sufficient interest in
the energy use of wood which has already been used in Switzerland, in 2014 roughly one - third of the used wood was exported.
Not exact matches
Producers would have to develop new products and
uses for the resource — gasoline, diesel, heating oil, asphalt, lubricants, petrochemicals and aviation fuel — before oil supplanted coal,
wood and whale oil, the dominant
energy sources
of the day.
That sunlight was transformed into chemical
energy in the leaves
of trees and
used to form
wood.
We could solve a good bit
of the
energy crisis by
using them like
wood so that the fires light the night - time sky.
There are a host
of other factors surrounding
wood - fuel
energy use in sub-Saharan Africa that remain poorly understood, Mendum said.
Intensification
of forestry in Russia will result in increasing availability
of wood for material and
energy uses.
The biodigester - sanitation systems also provide a fuel source in a place where only about 10 percent
of the population has access to electricity, and about 70 percent
of the
energy used comes from
wood and charcoal, which costs around 25 - 50 percent
of a household's income.
Amid all this talk
of energy demand, the IEA also emphasises another
of its estimates: 1.4 billion people across the world lack any access to electricity and 2.7 billion still
use wood or other biomass to cook.
He was one
of more than 100 scientists that signed a 2014 letter to EPA Administrator Gina McCarthy urging the agency to consider the carbon benefits
of using wood for
energy.
Yet if more
used wood in Switzerland was re-
used to produce heat or power, this would eliminate the need for numerous shipments
of timber abroad, which would save
energy, lower costs and cut emissions
of greenhouse gases.
In a just published report2, the authors explain how much potential there is to gain
energy from
used wood and how the utilisation
of this raw material could develop in the future.
In photosynthesis, sunlight and heat make chemical
energy (in the form
of wood or fossil fuel); fire
uses chemical
energy to produce light and heat.
Moreover, since
used wood is already in short supply today, it seems only sensible to fully exploit any remaining usable potential and, as a contribution to the
energy revolution, enable the generation
of higher value added in Switzerland by making
use of used wood.
«Switzerland could generate more
energy out
of used wood.»
Use of wood - based material will lower
energy consumption at the production stage, as well as reducing the products» carbon footprint.
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.
Secondly, rather than
using pure cotton, which is one
of the world's thirstiest and most pesticide - sprayed crops, they've created an innovative and soft fabric blend that includes a bit
of cotton, yes, but also Tencel, a processed
wood fibre made from eucalyptus trees which takes far less
energy, is 100 % renewable and
uses 85 % less water than cotton to grow.
The new school will generate 10 per cent
of its
energy requirements
using a biomass
wood pellet burning boiler to provide heating, and a photovoltaic array to generate additional electricity to the grid.
«An example
of one
of the many experiments designed includes tapping two pieces
of wood together to teach students friction and the transfer
of kinetic
energy — the principle behind the famous hotspot system
used in cricket.»
Lack
of fuel
wood and
use of poor biomass materials as alternative
energy sources has aggravated forest destruction.
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.
Keeping with its aim
of promoting a new generation
of Asian artists, Galerie Paris - Beijing celebrates the creative
energy of the Land
of the Calm Morning with works that combine the
use of traditional materials such as
wood, metal or charcoal, and the exploration
of highly innovative techniques.
Bringing together a minimalist structural rigour contrasted with unfolding fields
of energy, Altmejd recognizes the primacy
of the conceptual approach in shaping the cycles that run through his work: heads, constructed, architectural pieces, werewolves, bird men, giants, bodybuilders, guides, watchmen... The abrupt changes in scale (from the minuscule to the monumental), profusion
of materials (crystals, mirrors, synthetic hair and fur, resin,
wood, metal) and the various devices he
uses to occupy the space (platforms, display cases, oversized cabinets) are all strategies that position the artist as a creator
of all possibilities.
While conducting this research, he communicates the subjects» movement and
energy on a variety
of surfaces — from found
wood to city walls —
using various mediums and techniques without judgment.
Often working with industrial materials — painted
wood, paving slabs, plastic cord, metal fencing and corrugated iron — her installations have a seemingly improvised and temporary attitude, but are rigorously considered, combining an almost classical formalism with a kinetic
energy generated by poised, provisional and precarious compositions and her attuned
use of materials.
Energy use in buildings in the United States and Canada, including the
use of natural gas,
wood, and other fuels as well as electricity, has increased by 30 percent since 1990, corresponding to an annual growth rate
of 2.1 percent.
The house is designed for low
energy consumption; the family only
used 2 cubic meters
of wood for heating over the course
of an entire year.
The
use of solid
wood CLT (Cross Laminated Timber) limits
energy consumption and provides an excellent carbon footprint.
Local materials, such as glass and
wood, were
used to further lower the carbon footprint
of the building and on - site photovoltaics and a large - scale biodiesel generator produce more
energy than the building consumes.
(c) Prohibit the
use of conventional / traditional biomass in inefficient
wood stoves in developing countries and instead move to highly - efficient biomass woodstoves and biogas digesters, and other renewable
energy sources.
Today, geothermal, hydro - and nuclear power, together with the historic biofuels
of wood and straw, account for about 15 %
of our
energy use.
But the reverse may be true: wind
energy and the
use of wood as fuel are in fact much older, and were largely abandoned by today's politician's wiser predecessors.
Around 95 %
of Ugandan households
use wood fuel as a primary
energy source for cooking.
Wood pellets are small particles
used for
energy generation made
of dried, ground and pressed
wood.
This is important context for the thorny question
of whether, and how, carbon emissions from burning bioenergy — renewable
energy made available from materials derived from biological sources (a category that includes both biofuels like ethanol and biomass like
wood used to generate electricity)-- should be included in prospective carbon taxes.
The amount a home spends on
energy depends on the type
of fuels
used (from electricity, to oil, to propane, to
wood in a fireplace) and the rate price at which it sells for in your area.
The central message
of this study is that the carbon accounting for
using wood harvested from Massachusetts forests for
energy is more complex than most people previously thought.
Billions
of people
use traditional renewable
energy (
wood, charcoal and dung) to cook in and heat their homes.
I hope you will agree that, with respect to understanding the greenhouse gas implications
of using wood for
energy, the team has made a valuable contribution to our scientific knowledge.
I hope the study will help prompt a more thorough discussion
of using wood for
energy in our society.
With respect to
energy policy, I hope you'll agree that we all benefit from having a more in - depth understanding
of the greenhouse gas implications
of using wood for
energy.
It stresses the
use of wood as a renewable
energy source and as a raw material, pointing out that
wood products store carbon for their entire lifetime, until they decay or are burned.
Manomet's interest, as study leader, is to advance society's understanding
of using wood biomass
energy, and not to promote or discourage forest biomass
energy.
In June
of 2010, Manomet and its partners released the results
of a six - month study to better understand the implications
of using wood for
energy in Massachusetts, titled «Biomass Sustainability and Carbon Policy Study.»
A recent study found that a CHP power plant operating on
wood chips released 7 times less CO2 by unit
of energy produced than a similar plant
using natural gas.
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.
-- Extensive
use of recycled building materials and reclaimed
wood flooring It's also worth noting that, although construction costs on the $ 20 million structure were slightly higher thanks to all the added technology, NASA should recover the difference within 10 years — at which point the facility will be a major cost - saver as well as
energy - saver.
But when economics 101 was created in the 18th Century, there were one billion humans on the planet, mostly living on farms,
using animals,
wood, and dung for
energy — about 20 exajoules
of it a year.
Building codes and other government policies that, where appropriate, can promote substitution
of use of sustainably harvested forest products
wood for more
energy - intensive construction materials may have substantial potential to reduce net emissions (Murphy, 2004).
One group proposed
using a
wood burning stove in lieu
of electricity to conserve
energy.