Not exact matches
Times when Henry VIII's secretary wrote in grim jest to his friend Erasmus that the scarcity and dearness of
wood in England were due to the quantities
wasted in
burning heretics, or when later the Puritan Cartwright, defending by Biblical texts the barbarities of religious persecution, exclaimed, «If this be regarded as extreme and bloodie I am glad to be so with the Holy Ghost»?
Five of the six families involved in the pilot project received a multi-fuel
burning stove, with
waste wood fuel as the primary heat source.
The
wood content can be
burnt in
waste incineration, although for everyday use it conforms to fire protection standards.
The project is testing three approaches:
wood -
burning stoves that are more efficient and thus leave less black - carbon residue; stoves that
burn natural gas produced from
waste; and solar cookers.
Speller believes it will be suitable for integrated power stations which at different times of year could
burn Miscanthus,
wood chips from coppicing, straw or even domestic
waste.
The study also calls out an uncomfortable reality for biomass energy proponents, who argue that
burning grasses and
waste wood to produce energy and heat homes is a cleaner, more sustainable alternative to fossil fuels.
Around 3 billion people cook and heat their homes using open fires and simple stoves
burning biomass (
wood, animal dung, and crop
waste) and coal.
The main sources of arsenic pollution include certain pesticides and herbicides,
wood preservatives, phosphate fertilizers, industrial
waste, mining activities, coal
burning and smelting (17, 18, 19).
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.
In the Northwest, biomass electricity is primarily created by the controlled
burning of
wood waste that otherwise would be dumped in landfills,
burned in open air or left to decompose.
Most often the
wood waste is
burned to heat water and create steam, which flows through a turbine to produce electricity.
That gas is
burned to create heat and electricity, or is refined as a fuel for cars... Kristianstad also
burns gas emanating from an old landfill and sewage ponds, as well as
wood waste from flooring factories and tree prunings.
when we lived in Freiburg,
wood pellets were generally considered the greenest option, since they were formed from timber
waste and
burn efficiently.
Even based on the false assumption that only
wood waste, not whole trees, are being
burnt, Booth found that «up to 95 percent of cumulative CO2 emitted [by the biomass
burning power plants] represent a net addition to the atmosphere over decades.»
We'd be
burning wood chips, switch grass and maybe human
waste round the clock (I visited a plant not far from Venice Beach where they
burn sewage.)
Similar to charcoal, the process involves slowly
burning scrap
wood and
waste materials from agriculture to produce a carbon rich by - product that can be used as a fertiliser.
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.
Burning wood and
wood waste to generate electricity will result in net carbon emissions over the next several decades even under the best - case scenarios promoted by the industry, according to a recently released report.
A solution, as Envirofit sees it: New cookstoves, which while still
burning biomass (
wood, crop
waste, dried animal dung) reduce indoor air pollution by 80 %, reduce fuel usage by 50 % and decrease cooking times by 40 %.
[I must say tho» that I also
burn wood for heat, primarily
waste lumber]
It also matters whether the
wood used is
waste that would otherwise be left to rot or
burn, or whether it is taken from mature trees.
At a time when 6.59 million households in the UK are considered «fuel poor» (spending more than 10 % of household income on heating), paying power companies to
burn wood is a disastrous
waste of money.