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What are the characteristics of a broad-breasted white turkey?
For reproduction, broad-breasted white turkeys rely on
artificial insemination. These industry-bred birds begin their life
hatched in incubators, survive on a diet of fortified corn and
have
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What prevents self-pollination in monoecious plants?
Flowers and trees have one important thing in common with the
birds and the bees -- sexuality. In many plants, it takes pollen
containing sperm from the male form of a plant to fertilize an egg
in
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What makes San Francisco the top U.S. composting city?
San Francisco has the largest compost collection program in the
United States. Including restaurants and food-related
establishments, San Franciscans contribute more than 300 tons of
organic
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What are the benefits of large-scale composting?
Large-scale composting helps the environment by taking pressure
off ever-increasing landfills. Modern composting facilities aerate
the waste and monitor its temperature and moisture levels,
which
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What is a hemisphere?
A sphere is essentially a circle. When a sphere is broken into
two halves of equal size, the halves are called hemispheres. Though
any circle can be divided equally along an infinite amount of
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What challenges has the idea of vertical farming faced?
Many fields must work together in order for vertical farming to
work. Agriculture, engineering, public health and civil planning
are some of the areas involved, but it could take a few years
to
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What is biodynamic viticulture?
Biodynamic viticulture is a type of biodynamic agriculture. It
involves applying certain biodynamic farming principles to the
cultivation of grapevines. Biodynamic viticulture considers the
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What are the principles of biodynamic agriculture?
Besides adhering to organic principles, there are six principles
practitioners of biodynamic agriculture follow. Plant
diversity, planting a variety of plants and mixing
crops
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How do farms become certified as biodynamic?
To become certified biodynamic, farms must meet organic
standards by practicing organic methods for three or more years. In
addition, the farms must follow biodynamic principles such as
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How can vineyards become biodynamic?
Vintners who wish to practice biodynamic viticulture need to
begin by following biodynamic beliefs and principles. To gain
organic certification from the United States Department of
Agriculture's
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What is biodynamic agriculture?
Biodynamic agriculture follows organic farming principles but
also expands upon those to include metaphysical-based practices.
Biodynamic farmers consider the "life force" of their farms,
seeing
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What are the effects of deforestation?
Although natural causes, such as forest fires, contribute to
deforestation, human activities including logging, agriculture and
mining are more common causes. Today, due to such acts,
rainforest
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How can we counteract deforestation?
Two ways to counteract deforestation are rainforest conservation
and reforestation. While conservation is the practice of keeping
the existing rainforests alive and thriving, reforestation
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What are some natural ways to reduce methane production in ruminants?
Many researchers are conducting studies to find healthier diets
for ruminants, which may lower the amount of methane these animals
produce. A Welsh study shows that when added to a cow's diet,
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What is the history of biodynamic agriculture?
In 1924, Dr. Rudolph Steiner, a philosopher, scientist and
founder of the Waldorf School created biodynamic agriculture in
response to modern farmer's use of chemical fertilizers and the
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In organic farming, how does tilling affect the land?
Erosion is a big concern for most farmers. In organic farming,
in addition to the food crop, farmers plant other vegetation or
"crop cover" to help improve the soil's water retention so that
the
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How widespread is the practice of biodynamic viticulture?
Because vintners practice biodynamic viticulture in a variety of
ways, not all vineyards using these principles can obtain
biodynamic certification. However, biodynamic viticulture is
gaining
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Why is it important to weigh the worms for vermicomposting?
Red wigglers eat the equivalent of half their body weight every
day. So if you add one pound (16 ounces) of worms to the compost
bin, you can feed them a half pound (8 ounces) of food every
day.
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How can carbon dioxide be captured?
There are three different ways to capture carbon dioxide
(CO2):
Pre-combustion capture systems separate carbon dioxide from the
original energy source. This prevents CO2 from being
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Can carbon dioxide be stored under the ocean?
One way to possibly store carbon dioxide is to put it at the
bottom of the ocean. This idea was proposed first by Dr. Michael
Pilson. Simply put, the idea is to turn gaseous carbon dioxide into
a
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Why does the EPA deal with radiation, noise and pesticides?
Radiation occurs naturally but can be released from man-made
items, such as nuclear reactors that process fuels and produce
electricity. In addition, nuclear weapons testing can release
radiation
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What is air pollution?
Waste products from human activity and industry pollute the air.
Through the years, many parts of the United States and other areas
have seen huge increases in exhaust from automobiles and other
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Why is solid waste management important in controlling pollution?
Before we can answer this question, let's define solid waste.
Fair warning, it encompasses a lot of stuff. Just look at this
definition of solid waste from New York State's Department of
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Which air pollutants contribute to the greenhouse effect?
Air pollutants, particularly carbon dioxide and
chlorofluorocarbons, add to the greenhouse effect. Carbon dioxide
is a type of pollutant produced by the normal combustion of fuels.
The
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Why is artificial photosynthesis a good alternative to other technologies?
Photovoltaic cell technology is used in the production of solar
panels, an expensive semiconductor based system that doesn't store
energy. Instead, it converts sunlight for immediate use. Solar
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