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