The Week in Pictures: Supersized Dust Storms, Detoxify Your Make-Up Kit, and More

Emma Grady

Emma Grady
Living / Culture
July 15, 2011

1 of 11
phoenix dust storm photo
1 of 11

The massive dust storm that hit Phoenix has some people wondering if this is going to be the new norm for the arid southwestern U.S. Are more mega dust storms coming?

We also have a comprehensive guide to finding safe, non-toxic cosmetics; a unicycle adventure across Mongolia; a sustainable garden starter kit, tips on waterless container gardens; and more in our roundup of the best images on TreeHugger this week.

Dust Storm is No Joke

As Wired reports of Arizona's storm last week, "The storm resulted from thunderstorm-cooled air plummeting into the ground like mist pouring from an open freezer, only exponentially more powerful. Combine those winds with extremely dry conditions, and the result was a wall of dust 100 miles wide and 5,000 feet high."

Read the full story: Are Supersize Dust Storms The New Normal for Southwest?

Photo: Ms. Phoenix via Flickr CC