Do you know what a decibel is? You probably have a general idea it measures sound. A decibel measures the intensity of sound. It is similar to measurements we use for earthquakes – each decibel multiplies the last one. This is because the human ear can pick up an amazing range of sound.
Start with silence at zero decibels or dB. A whisper is 15 dB. A normal conversation (normal, not YELLING) is 60 dB. A lawnmower is 90 dB. A car horn is 110 dB – but thank goodness you’re usually not standing right next to it. A firecracker is 140 dB.… Read More
For the first half of August, my son Ted and I have been exploring the Pantanal, the world’s largest tropical wetlands located in western Brazil. It is home to hundreds of species of birds, exotic animals including jaguars, capybaras, and caimans. My father Bob Mumford was supposed to accompany us, but he injured himself on a nature photography trip earlier this year to Mongolia. We held out hope, but my dad’s injury hadn’t healed enough to allow him to travel again. We miss you, Dad! You can see his work on his website.
We had been planning this three generation trip to the Pantanal for nearly two years.… Read More