"**The global population rose from 1 billion in 1800 to 1.6 billion in 1900 and 6.1 billion in the year 2000,** and hence the **supply of useful energy rose** (all values in gigajoules per capita) **from 0.05 in 1800 to 2.7 in 1900 and to about 28 in the year 2000**. "China’s post-2000 rise on the world stage was the main reason for a **further increase in the global rate to about 34 GJ/capita by 2020**." ([Location 524](https://readwise.io/to_kindle?action=open&asin=B08SGC3TD3&location=524)) --- **Tags** -- [[quotes]], [[demographics]], [[energy-conversion]], [[energy-consumption]] **Source** -- [[202412030828 - B - How the World Really Works]]