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EFFECTS ON HEALTH Fatal or Extreme Allergic Reactions Cancer (direct and indirect) Viral and
Bacterial Infections due to immunity to antibiotics through milk and plants, which may lead to outbreaks Increased Development of Food Allergies in Next Generation Birth Defects,
Shorter Life Span, Toxic Chemicals being Transfered, and Lowered Nutrition WHAT ARE THE EFFECTS ON THE ENVIRONMENT? ADVANTAGESPROTECT SOILS/ CONSERVE DRINKING WATER Since GMFs reduce
the need for herbicides and pesticides, which can be quite toxic to soils, this
greatly reduces any potential agricultural waste run-off. Less farm soil is
destroyed and there is little chance that harmful, possibly even lethal,
chemicals normally used in crop harvests will leak into drinking water. CONTROVERSIES POTENTIAL TO DEVELOP NEW ALLERGENSGM foods can be
“contaminated” with allergens from the plant or animal sources the DNA comes
from. The GM process results in unpredictable results as scientists only know
so much. The inserted gene may not react well with the host cell and could
develop toxic components. For example, if someone were to insert the DNA of a
peanut into a soy bean, the person could now be allergic to soybeans. INSECT
RESISTANCE TO PESTICIDES/HERBICIDES Just as insects eventually
develop resistance towards pesticides and herbicides, they too can become
resistant to GM crops. And in the end we would simply be furthering the problem
we initially sought to solve. Scientists would just have to come up with even
stronger, and therefore more dangerous, pesticides. For example, the natural
pesticide, bacillus thuringiensis (Bt) toxin
would no longer be effective. This is because GM crops such as corn and
potatoes all secrete this natural pesticide, and if insects develop immunity
towards it, stronger pesticides would have to be created to combat it. UNINTENDED HARM TO OTHER ASPECTS OF
THE ENVIRONMENT In one study,
pollen from a genetically modified corn crop was transported by wind to
milkweed plants in neighboring fields. The monarch butterfly caterpillar
depends on these plants as a major source of their diet. However, with this
additional transgenic pollen, these milkweed plants are lethal to these
caterpillars and cause them to die. Unfortunately, these B.t. toxins kill many
species of insect larvae. On top of that, no B.t. toxin has been created that
will only kill damaging insects, yet spare all other harmless insects at the
same time. CROSS
CONTAMINATION BETWEEN DIFFERENT ORGANISMS Insects
can pollinate organic plants and other non-target species with transgenic
elements. This is called “cross-breeding.” Furthermore, unlike chemical
pollution, which naturally breaks down in the ecosystem, genetic pollution will
continue to reproduce infinitely. SOLUTIONS TO CONTAMINATION1)
Develop new GM plants that only produce pollen that do not
contain the new inserted gene 2)
Develop new GM plants that do not produce any pollen at
all, completely eliminating the problem. 3)
Create buffer zones around GM crops. For example, non-GM crops would be planted around GM
crops. All season, the non-GM crops would not be harvested, leaving insects to
roam and pests to consume these non-GM crops. Therefore, they would not develop
any resistance to pesticides. Pollen could be not be wind blown because the buffer of
crops would prevent it from going far. ECOSYSTEM
IMBALANCE In
one situation, GM fish grew several times their size and wiped out their marine
counterparts in the wild. Because there is no way of containment, it can often
result in an ecological imbalance, where there exists much more of a particular
species. Up to a certain degree, the ecosystem can collapse. RESIDUE In one case, a genetically modified bacterium, known as Klebsiella planticola, meant to break down wood chips, corn stalks, and lumber wastes ended up killing nutrients in the soil. Additionally, this residue, although not lethal, is left on the crop, which humans end up rather unpleasantly ingesting. Random fact: Over 50% processed foods has been genetically modified |
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