▶ Your Answer :
In this set of a material, both the lecturer and the writer argues whether green roofs have many advantages or not. Based on this arguement, the professor in the lecture insists that roof top vegetation is an exaggerated form of environmental revolutions. On the other hand, the author believes that roof top gardens provides many advantages to the city environment.
To begin with, the professor claims the rooftop areas can not be substitute the role of parks in the city. The lecturer asserts that the accessability of greenroof gardens will be harder for any people. As the purpose of parks are built for the public, the roof gardens do not meet purpose that parks haveThis point refutes the writer's arguement that roof top gardens are easily to be created in urban areas. Since there aren't enough places to build new parks, living roofs will be beneficial for residences.
Furthermore, the lecturer goes on to say that greenliving areas do not provide beautiful sceneries to the people. Since people walk along the buildings, looking the top area of high buildings will be seriously difficult for them. Eventually, the rooftop gardens cannot enhance the view of the city. This counters the reading passage's view point that greenroof vegetation helps people to enjoy the beautiful city landscape.
Lastly, the speaker in this lecture contends that creating rooftop gardens would make a huge consumption for maintenances and installations. The lecturer further explains that people should spend around 2 billion dollars in order to set up the rooftop gardens. In addition, there will be additional costs for reparing soil materials and water leakages as well. All these repairment and installations are expensive for people to sustain. This casts doubt on the author's claim that rooftop gardens gives additional costs savings by increasing the energy efficiencies.
In conclusion, the speaker from the lecture asserts that roof top gardens in urban places are not revolutionary ideas. This differes from the passage's position that green roofs provide so many advantages compare with the conventional roofs. |