MNN.COM > Earth Matters > Wilderness & Resources

Assignment Earth: Ironwood Forest National Monument

Read more: ASSIGNMENT EARTH

Protecting 129,000 acres of rugged Sonoran desert in Arizona near the Mexican border, this monument faces unique security and pollution problems arising from illegal immigration across its terrain. (Video: Assignment Earth) <!--EndFragment-->

 

CLOSE link:

Comments

You can’t fool Mother Nature
This question is for testing whether you are a human visitor and to prevent automated spam submissions.
Image CAPTCHA

ADVERTISEMENT

SHEA'S RECENT POSTS

POLITICS, ENERGY, AND OUR EARTH'S RESOURCES
+ add this to my site

MNN ORIGINALS

Not sure which green way is best? Get answers from our experts.

We've got a new contest coming soon.

Government data you need to know, in a way you can understand.

Check out eco-photos of the week, top 10 lists and more.

Learn more about everything from acid rain to wildlife.