Haoua2015
Globalization has brought a beneficial increase of production to producer countries (rich countries) at the expense of consumer countries which become poorer (some of third-world countries).
Scientists are so hard workers and their work is for helping humanity, they consecrate their life for science but their name remain forever.
Contribute to do good things mean have a positive vision which give a better life to this world.
one day when i was walking in the street and in the dark night