Environment9411 articles archived since 1845
What is the difference between hair and fur?
Scientific American writer Kate Wong spoke with mammalogist Nancy Simmons of the American Museum of Natural History in New York City about this question. An edited transcript of the interview follows...
Debit or Credit?
Whether CO2-consuming trees can offset global warming is far from certain
Growing More Food With Less Water
If the world hopes to feed its burgeoning population, irrigation must become less wasteful and more widespread
Safeguarding Our Water
We drink it, we generate electricity with it, we soak our crops with it. And we're stretching our supplies to the breaking point. Will we have enough clean water to satisfy the world's needs?...
Mammoth Kill
Did humans hunt giant mammals to extinction? Or give them lethal disease?
Making Every Drop Count
We drink it, we generate electricity with it, we soak our crops with it. And we're stretching our supplies to the breaking point. Will we have enough clean water to satisfy all the world's needs?...
The Road Less Trampled
Scientists thought groomed roads helped lead bison out of Yellowstone National Park, but new work shows the animals may prefer natural trails
