What is the environmental sustainability definition? What are the main ecological issues? Why are those important?| Sustainability Success
What are the 6 Rs of sustainability and their meanings? Rethink, Refuse, Reduce, Reuse, Repair, Recycle. Also, what are the 3 or 9 Rs of sustainability?| Sustainability Success
In 1950, five years after the founding of the United Nations, world population was estimated at around 2.6 billion people. It reached 5 billion in 1987 and 6 in 1999. In October 2011, the global population was estimated to be 7 billion.| United Nations
Do you know all 17 SDGs?| sdgs.un.org