People have been getting taller because of better healthcare, sanitation, and nutrition.
Such Great Heights: Where Are the World's Tallest Buildings?
Canadians still getting taller, but not as fast as others
Why did humans grow four inches in 100 years? It wasn't just diet
Visualizing the U.S. Share of the Global Economy Over Time
How Human Height Has Changed Over Time — And What Might Be Behind It
A century of trends in adult human height
Average Height for Men
History of the world: Some of the most important events since 1920
How The World Has Got Taller In The Last 100 Years
Human Height - Our World in Data
Human Height - Our World in Data
Global temperature record - Wikipedia
A list of all my (named) OCs with their heights, each one of them is a human personification of their country,so most of them have been alive for 100++ years, more info