Falling leaves and shrubs not used in processing fall to the ground and
replenish the soil with nutrients, nitrogen, and oxygen. This rich
organic mulch promotes the development of fertile grassland. Some of the
carbon which is "breathed" in by the plant in the form of CO2 is left
in the roots and crop residues in the field. The CO2 is broken down by
photosynthesis into carbon and oxygen, with oxygen being aspirated back
into the atmosphere. With each season more CO2 is reduced from the air
and added to the soil.
Hemp roots absorb and dissipate the
energy of rain and runoff, which protects fertilizer, soil, and keeps
seeds in place. Hemp plants slow down the velocity of runoff by
absorbing moisture. By creating shade, hemp plants moderate extreme
variations in temperatures, which conserves moisture in the soil. Hemp
plants reduce the loss of topsoil in windy conditions. Hemp plants also
loosen the earth for subsequent crops
Hemp plants can even
pull nuclear toxins from the soil. In fact hemp was planted near and
around the Chernobyl nuclear disaster site to pull radioactive elements
from the ground. The process is called phyto-remediation, which means
using plants (phyto) to clean up polluted sites. Phyto-remediation can
be used to remove nuclear elements, and to clean up metals, pesticides,
solvents, crude oil, and other toxins from landfills. Hemp breaks down
pollutants and stabilizes metal contaminants by acting as a filter. Hemp
is proving to be one of the best phyto-remediative plants found.
The minimum benefit of a hemp crop is in its use as a rotation crop.
Since hemp stabilizes and enriches the soil farmers grow crops on, and
provides them with weed-free fields, without cost of herbicides, it has
value even if no part of the plant is being harvested and used. Any
industry or monetary benefit beyond this value is a bonus. Rotating hemp
with soy reduces cyst nematodes, a soy-decimating soil parasite,
without any chemical input. Hemp could be grown as a rotation crop and
not compete with any other food crops for the most productive farmland.
Marginal lands make fine soil for hemp, or hemp can be grown in between
growing seasons.
Hemp and the Environment
All hemp products are completely biodegradable, recyclable, and hemp is
a reusable resource in every aspect: pulp, fiber, protein, cellulose,
oil, or biomass.
Hemp can grow in any agronomic system, in
any climate, and requires no herbicides, pesticides, fungicides, or
insecticides to grow well. Hemp is its own fertilizer, its own herbicide
(it is a weed), and its own pesticide. Hemp plants only need 10-13
inches of water, 1/3 of the amount which cotton requires, to grow to
8-12 feet in 3-4 months.
Using hemp as biomass fuel would
also reduce global warming because the hemp energy crop would pull
carbon from the air and realease an equal amount when burned, instead of
just releasing carbon as petrolium gasoline does now.
Using
hemp biomass to make charcoal, could eliminate the need to burn
petrolium coal. Hemp biomass burns with virtually no sulfur emissions or
ash, which minimize acid rain caused by the burning of coal.
Deforestation is a big problem. Keeping trees alive and standing is
necessary to our oxygen supply, and our well being. Trees provide the
infrastructure which keeps microbes, insects, plants, fungi, etc. alive.
The older and bigger the tree, the better for the environment it is.
The more trees there are, the more oxygen is in the air, which helps
reduce global warming.
Hemp growing could completely
eradicate the necessity to use wood at all because anything made from
wood can be made from hemp, especially paper. The paper demand is
suppose to double in next 25 years, and we simply cannot meet this
demand without clear-cutting all of our forest. Using hemp for paper
could reduce deforestation by half. An acre of hemp equals at least 4
acres of trees annually. Hemp paper can be recycled 7 to 8 times,
compared with only 3 times for wood pulp paper. Hemp paper also does not
need to be bleached with poisonous dioxins, which poison waterways.
Carpets made from nylon, polyester, and polypropylene contaminate
ground water. Hemp carpet is biodegradable and safe for the ground water
when it is discarded. In 1993, carpet made up 1% of solid waste, and 2%
of waste by volume.
Our garbage facilities are overfilling with plastics. Hemp can make plastics which are biodegradable.
Petrochemicals lubricants, paints, sealants, etc., poison the ground
when they are discarded. Hemp can replace all of these petroleum-based
products with non-toxic biodegradable organic oil-based products.
http://www.hemphasis.net/Environment/environment.htm
"Why
use the forests which were centuries in the making and the mines which
required ages to lay down, if we can get the equivalent of forest and
mineral products in the annual growth of the fields?"
--Henry Ford
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