How much human nitrogen comes from the Haber process

Nearly half the nitrogen in our bodies comes from industry

Nearly Half

Nearly half of the nitrogen found in human tissue today originally came from industrial nitrogen fixation through the Haber process.

A thin clay layer held unusual iridium

Up To 160× Background

A thin layer of clay in Italy contained up to 160 times the usual amount of iridium. Because iridium is rare on Earth but common in asteroids, researchers proposed that a vaporized impactor spread it around the planet before they identified the crater.

A theremin is played without touch

A theremin’s antennas sense how close the player’s hands are. The player’s hand movements control the instrument’s pitch and volume without physical contact.

How much human nitrogen comes from the Haber process

Nearly half the nitrogen in our bodies comes from industry

Keep exploring