Explosive Agriculture and That Larger April Fireball

Corn tassels. Credit: Huw Williams.

Corn tassels. Credit: Huw Williams.

In mid-April, a humongous explosion rocked the Texas town of West when a fire broke out at an agriculture retail facility storing ammonium nitrate. The blast killed 14 people, injured more than 200, and left a crater 93 feet wide and 10 feet deep. If this and other forms of ammonia are so explosive before being used as fertilizer, what happens when it is used in agriculture? More at National Geographic’s NewsWatch blog, http://on.natgeo.com/10oCQjh.

Can Banning Big Gulps have an Environmental Benefit?

Credit: Dan Klotz

At the end of May, New York City Mayor Michael Bloomberg declared a ban on “Big Gulps” in the Big Apple. Lost in this public health debate is whether or not cutting down on super-sized sodas will have an environmental benefit–and the answer, while not as obvious as the obesity epidemic, makes common sense. More at National Geographic’s NewsWatch blog. bit.ly/OQpT0a