The WBC Model (-20,000 BCE - 0 BCE)
This Page is UNDER CONSTRUCTION. Notes World Population the total number of humans currently alive. It was estimated by the United Nations to have exceeded 8 billion (8,000,000,000) on November 15, 2022. It took around 300,000 years of human prehistory and history for the human population to reach a billion and only 218 more years from there to reach 8 billion. As of 2026, the world population is approximately 8.3 billion. However, this figure is only a very rough approximation. Gross World Product (GWP) the combined gross national income (previously, the "gross national product") of all the countries in the world . Because imports and exports balance exactly when considering the whole world, this also equals the total global gross domestic product (GDP). Global Surface Temperature t he average temperature of Earth's surface at a given time. It is a combination of...