By Maria Fotopoulos July 6, 2017    Earth’s human population now is at 7.6 billion, but that’s a number ever-shifting upwards. According to the World Population Prospects: The 2017 Revision, published recently by the UN Department of Economic and Social Affairs, we add 83 million people annually.   By 2030, Earth’s population will be 8.6 … Continue reading On World Population Day, Only Growing Numbers Ahead