Should We Return The Nutrients In Our Pee Back To The Farm?
The average human generates 8 pounds of nitrogen ... reuse project in the U.S., many other countries — rich and poor alike — have recognized its potential, and are conducting their own research. Urine from a healthy person is sterile.
How many cells are there in the human body?
It is not clear why this number matters but I suppose if we want to impress students with the smallness of cells and the complexity of life it is worth pointing out, and if it is worth pointing out it might be worth getting it right. So, how many are there?
How many times does it have to be said?
But welcome as that push-back is, well, you can do the math. If the commission's recommendations ... "All these claims are nonsense." No matter how many times it gets said, the privatizers, whackers and hackers of Social Security, the guys who want to ...
Rethinking the Meat-Guzzler
Americans eat about the same amount of meat as we have for some time, about eight ounces a day, roughly twice the global average. At about 5 percent ... and hardly insignificant), an increase of 50 pounds per person from 50 years ago.
“The adoption of agriculture, supposedly our most decisive step toward a better life, was in many ways a catastrophe from which ... the height of the average person declined by more than three inches during the millennia in which rice cultivation ...