Sunday, 19 March 2017

Week 3 : Insane amount of unused space in world's tallest building

The skyline of a city can be an amazing experience for us by seeing beautiful skyscrapers in a single city. There are many skyscrapers across the world with highly decorative exteriors and interiors. However, recently have published data on the vanity space in skyscrapers, in order to inflate their height by the council of tall buildings and urban environment "CTBUH", a non-profit organisation that monitors world skyscrapers. 




The current tallest building in the world, Burj Khalifa has an extensive 800 foot spire that almost one-third of its 2716 foot height. We did not explicitly look at how the vanity space of a skyscrapers affect the environmental footprint. The vanity spaces do hold some mechanical equipment for services, but it is no requirement that uninhabitable spaces be that large. Large percentage of non-occupiable spaces discourse about the sustainability of skyscrapers.Sustainable buildings give a big effect on the environment The excess materials used in vanity spaces cause multiple issues to the environment as well as human's health. 

The image below shows that the top 5 tallest buildings with vanity space in the world. 

  

How the excess materials used affects the environment?

1. Energy use
According to U.S Green Building Council (USGBC), an average of 41% of the world's energy used for constructing a skyscrapers. Huge amount of electricity used on the transportation and construction with responsible for 73% of the country's electricity consumption. 

2. Air pollution
The materials used in building construction have a serious impact on the environment. It produces damaging carbon dioxide emissions to the air by the factories. Materials that are not manufactured locally have to ship from across the country or even from overseas, the transportation of shipping these materials has a considerable impact on air quality. 

3. Embodied energy
Levels of operating energy influenced by the design and materials used in construction. Such energy consumption are influencing global climate change through emissions of greenhouse gases. Embodied energy is increasing in the world based on the trends of using materials such as stainless steel and aluminium. More machines require energy to derived from fossil fuel sources. 

Thus, the conclusion is that most of the highest buildings should not be so high. It should be implementing both height and sustainability of the building. We should increase the efficiency of the buildings and the sites use energy, materials, water and reducing building impacts on the environment and human health over the entire life cycle of the building.

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