It is true that an increasing number of people are moving abroad for finding better job oppotunities and living permanently. While there are a variety of reasons responsible for it, i belive it is positive development.
There are a number of reasons why many people are immigrating to developed countries. One possible reason is that moving abroad helps people have a higher standard of living. This is because people think that when they move abroad, they will have promising employment opportunatie, improve medical facilities, and quality of educations. Another reason why people move is that they want to ensure the safety of their family members and themeselves. For example, life security in many underdeveloped countries is alarmingly low so people move to seek the safety of life. Finally, the political instability of a country often makes it challenging for ordinary people to live a settled life. Therefore, they decide to immigrate to other countries to live a stable life.
Travelling to a new country to work and live permanently is a positive change for several reasons. Firstly, if anyone moves to a foreign nation, he or she will get the oppotunity to learn a new language and interact with people of different culture. The possibility of learning a new language and interacting with diverse groups of people will allow them to live more meaningful life. Secondly, people can also support the economy of their home country if they work abroad. For instance, many workers from different developing nations send remittance that help boost the economy of their home country.
In conclusion, although people move for various purposes, in my opinion, this tendency is better for individual and the society as a whole.