Technology has advanced
our society in many ways, and the same occurs for
construction. Those who work in these fields are always trying to figure out
new constructive methods. The concern about energy crisis, water pollution and
other troubles related to environment, make people seek for solutions for this
issues. For this reason, sustainable programs have been developed around the
world in different fields of study to try to minimize pollution progress.
As
most of people know, big buildings have a strong impact in the environment,
such as the quantity of energy and water, which they need to work well. Green
buildings were developed to have the same efficiency of normal buildings, but
the biggest difference is that they do not negatively affect the environment so
strong, and that’s why it is the best option for new construction projects.
However, green buildings can avoid these negative effects, and, thus, we should
focus on sustainable construction in the future.
To build greener is a trend that is increasing more and
more, because the concern about preserving the environment is increasing as
well. This concern began when scientists started developing researches about
the impacts of human action over the environment. Problems such as rising sea
level and global warming made people around the world thinking in action to
reverse this situation or just avoid that this problems skyrocketing.
For
theses reasons, to build green and develop different ways to construct with
less impact in the environment became an important and relevant issue.
According to Braungart, et al (2006), “Eco-effectiveness and cradle-to-cradle
design present an alternative design and production concept to the strategies
of zero emission and eco-efficiency. Where eco-efficiency and zero emission
seek reduce the unintended negative consequences of processes of production and
consumption, eco-effectiveness is a positive agenda for the conception and
production of goods and services that incorporate social, economic, and
environmental benefit, enabling triple top line growth”.
Civil construction has
its share of impact on the environment, and it makes researchers seek for
alternatives to help constructions to decrease this impacts. Some of the best
aspects that drive the use of such technology are energy, water and material
efficiency, which provide great results and low impacts to environment.
Many methods in the construction field were developed to
affect the environment less. Solar energy is the most known alternative method
that current buildings are increasingly using in their constructions. Besides
decrease costs of energy, it is less harmful for the environment, once it just
captures the solar energy. This previous method is about energy consume, but
there is a lot of others techniques which could be used for avoid these impacts
in others fields.
Shipping container is a good example for reuse and recycling of
materials. Sometimes it is cheaper to “throw” the container away than to send
it back empty for the origin. In that way, it becomes trash. For this reason,
reuse of this material could be a green way to build. Besides that, shipping
containers are durables, resistants and weatherproof nature, and their modular shape
facilitates the creation process for the architects. According to Smith (2006)
“ Containers can provide temporary solutions to a particular shortage, be it
housing, office, space or another accommodation need. They could be used in
disaster areas of need and for key worker homes or student housing. These
temporary solutions may use brown/ green field sites, flood planes, areas
earmarked for for the future development or virtually any flat surface with
enough ground stability.”
Green roofing is another alternative
to regulate the temperature of the building, once it absorbs all the warmth
that the sun focus against the wall or roof. According to Kokogiannakis (2013),
“The significant direct and indirect benefits from applying green roofs in
buildings have been listed within several publications in the literature,
amongst them are for example the green roofs positive impact on urban heat
island mitigation and, storm water management and the reduction in some cases
of the heating and cooling energy requirements in buildings”. This method works
as a way to cooling environments, and uses just natural resources, which also
will help the city to get greener.
One of the common problems about the use of this sort of
technology is about the people’s knowledge about sustainability in
constructions. Sometimes it is unknown by some people, and it makes them refuse
the use of these new technologies.
The fear of trying new construction methods
occurs usually because people think that it is an expensive method and
difficult to perform. But, it only depends on the budget that each building
have to be done, because there is a lot sort of ways to build environmentally
friendly, and it can be cheap or expensive. According to Vijayalaxmi (2010),
“The primary goal of building a green home is to reduce its environmental
impact in terms of embodied and operational energy while also creating a
healthy environment for its occupants” (p. 245).
Moreover, it is necessary
think about pros and cons about insert this kind of constructive method,
analyzing through worksheets if over time it will be profitable. In consequence
of the lack of knowledge, many people who have money avoid some of these
methods.
If people do not start trying using new alternatives for
constructive methods, the environment will increasingly be damaged and the
natural resources will go away. According to Jowit (2008), “ The humans are
using 30% more resources than the earth can replenish each year, which is
leading to deforestation, degraded soils, polluted air and water, and dramatic
declines in numbers of fish and other species”. It means that if does not take
care, natural resources could over in the next few years, once if the
population just use and waste all the non renewable sources that we have, and
do not concern and try to minimize this use just when it is necessary, we will
not have this resources anymore. Because of this, to find out alternatives for
replace these materials which we can not replenish is so important.
Recycling materials could be a good choice for those who
do not have or want to spend much money but need effective results. Greats
outcomes can be generated if one can combine creativity and some knowledge
about recycling. Materials such as shipping containers are a powerful tool in
construction if used correctly, may be developed an entire building just using
this material.
On the other hand, for those who have more money, there are
materials such as, solar panels which could save the conventional energy source
as mentioned before; also it does not prejudice the environment. Moreover
reforested wood can be used to spare the deforestation. As you can wonder, the
effects to these actions are powerful. Even it could not stopping with
destruction of natural resources, it could be minimized.
Green buildings
were created to help to preserve the environment. It is important to spread out
the information about the benefits of this and show how profitable it could be
if used in the correct way. Perhaps, some people think that is not related to
technology, but is from researches and studies that this materials alternatives
were developed.
Recycle or find out new uses for materials are a good start for those who want to live in a better place. The environment and natural resources have to be preserved if we want to continue living in this world, otherwise, day after day problems like rising sea levels and global warming will become increasingly worse.

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