Human population has been rising continuously since the end of the Black Death, around the year 1350, although the most significant increase has been since the 1950s, mainly due to medical advancements and increases in agricultural productivity.
在1350年前后的黑死病之后，世界人口就持续增长，但显著增长还是在近50年，主要原因是医学进步和农业增产。