What factors cause this phenomenon?

Nowadays, people always throw the old things away when they buy new things; whereas in the past, old things were repaired and used again.
What factors cause this phenomenon?
What effects the phenomenon leads to?
Today's consumerism has increased among people, they no more keep their old item if it is out of date. However, people who lived in the past they could find the way reuse and repaid it for themselves. There are several factors leading to this phenomenon, and there will give rise to some negative consequences.
Many people tend to throw the old things away because of several reasons following. The bottom line is that the rapid development of technological industry. Everyday a wide range of modern gadgets are launched. We would find it easy to renew our household appliances and replace the old things by the most up to date ones. In addition, due to busy lifestyle in modern world, many individuals do not have sufficient time to repair objects. Moreover, these days while the higher spirit of competition of among manufactures worldwide, people earn more money compared to past. Therefore, customers who follow fashion can benefit from this competitiveness and buy a good product at a lower price, and they do not care about throwing old things away and buy the new ones.
Nevertheless, the concept of throwing away older things has the negative effect on the environment. These things produce more garbage and eventually lead to the disposal problem. The more throwing away old things, the more would be the accumulation of garbage. In a long run, this leads to the environmental pollution. Today, pollution has already become a serious threat to the world. Hence, it is suggested to repair the old things and use them instead of disposing of them right away. There is also excessive use of resourсes can impact today’s society, which it will stay next generations rather than using it a great deal of at once.
In conclusion, various factors have cause related to purchase new objects. It could cause serious problems in our future, so proper action should be taken.