Sierra Club Home Page   Environmental Update  
chapter button
Explore, enjoy and protect the planet
Click here to visit the Member Center.         
Search
Take Action
Get Outdoors
Join or Give
Inside Sierra Club
Press Room
Politics & Issues
Sierra Magazine
Sierra Club Books
Apparel and Other Merchandise
Contact Us

Join the Sierra ClubWhy become a member?
Backtrack
Sierra Main
In This Section
  November/December 2002 Issue
  FEATURES:
NATIVE AMERICA
  Sacred Landscapes
  The Salt Woman and the   Coal Mine
  MORE FEATURES:
American Roots
Shop & Save
 
  DEPARTMENTS:
Letters
Ways & Means
Lay of the Land
Profile
Good Going
Hearth and Home
One Small Step
Food for Thought
The Hidden Life
The Sierra Club Bulletin
  Grassroots
Mixed Media
 
Search for an Article
Back Issues
Information
Submission Guidelines
Advertising Guidelines
Current Advertisers
Contact Us

Sierra Magazine

Printer-friendly format
click here to tell a friend

Lay of the Land

Protecting Alaska's Tongass | 10 Reasons to Protect our National Forests | W Watch | Clean Air Act? | Jack Morrow Hills | Using Up the Planet | Bold Strokes | Children Pay Price for Pollution | Fuel Economy | Updates

Using up the Planet

By Reed McManus

Humankind is now consuming natural resources faster than they can be replaced. Researchers at the nonprofit public policy organization Redefining Progress pored over 40 years of data, comparing levels of agriculture, grazing, logging, fishing, and other human demands to the earth’s regenerative capabilities. In the early 1960s, humans used up 70 percent of the earth’s productive capacity. By the 1980s, we started to exceed nature’s annual output. In 1999 we were using 125 percent of capacity. At this rate, says lead researcher Mathis Wackernagel, "we may have to prepare for ecological bankruptcy." Unless, of course, we stop biting the hand that feeds us.

Up to Top


HOME | Email Signup | About Us | Contact Us | Terms of Use | © 2008 Sierra Club