In September 2015, all 193 Member States of the United Nations adopted the 2030 Agenda for Sustainable Development, a plan for achieving a better future for all, laying out a path over 15 years to end extreme poverty, fight inequality and injustice, and protect our planet. At the heart of the Agenda are the Sustainable Development Goals, which call for mobilizing efforts to end all forms of poverty, fight inequalities and tackle climate change, while ensuring that no one is left behind.
The technology that is being referred above is what we call the Bessemer Steel Process. In this process, metals are being formed through elimination of impurities from the iron. This has been known as an non-expensive way of mass producing steel for building. Hope this helps.
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On April 2, 1917, President Woodrow Wilson asked Congress to send U.S. troops into battle against Germany in World War I.
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