Technological and manufacturing

The meaning of word pollution means to make things dirty. Accordingly the pollution of natural resources causes imbalance in the ecosystem. Currently we have been fatally surrounded by the major issue of environmental pollution. Pollution is the addition of any foreign or poisonous substances into the environment at very fast rate than the environment natural…

Human is damaging the Earth

Most people believe that human activities have made a large number of improvements to the quality of life on earth; however, researchers have demonstrated that side-effects of these activities weigh more. In the same way, my opinion is that most changes caused by human beings result in irreparable damages to the earth. Firstly, let me…

Environment problems

Technology has did great help in improving the living quality of human beings, however, it has also cause some environmental problems. Some people argue that people must rely on technology to solve these problems, however in my opinion, some of these problems can be solved by the advancement of technology. It is true that technology…

What changes will 21st century bring?

From the renaissance until now, human race got many great achievements in many fields of science, engineering, medicine and so forth. Also there were, and still are some nadir /ˈnādi(ə)r/ points like wars and environmental pollution. Nowadays, at the beginning of the 21st century we have both great expectations and doubts about what new century…

argument 7- copper

Authors describes about the two methods in copper extraction. He states that with new techonologies 40% less electricity to old one and concludes that there will be reduction in electricity usauge in copper-extraction industry. Even if this arugment is well presented, it make too unfair generalization. It fails to cover the every aspect of premises…