On Earth’s Cracks and Crevasses

Earth Day is a wonderful time for reflecting on our planet. In today’s post I wanted to avoid the temptation to simply post a picture of Earthrise, a momentous vista which showed us our fragile planet for the very first time from lunar orbit. Instead, I’ve taken a look at some of the Earth’s cracks and crevasses as seen by NASA’s Terra satellite. Continue reading

How Much Water for a Hamburger?

A hamburger takes 634 gallons (2400 liters) of water to make. That’s enough water to make more than six bathtubs overflow!

World Water Day promotional video claims a hamburger requires 634 gallons of water (0:50).How can a 1/3rd lb. (150 gram) hamburger patty, special sauce, lettuce, tomato all on a sesame-seed bun take so much water to produce, you ask?¬†Since you can’t squeeze that much water out of your hamburger, it’s reasonable you should ask. Today is World Water Day, so I’m going to take a look at this question myself. Continue reading