Directory of student groups pushing for carbon reductions on each college campus nationwide. Most link to their specific sites where you can read more about what they're doing.

Berkeley's plans to become carbon neutral, which includes buying carbon offsets. They have a great table that breaks down the costs and benefits of each alternative.

Climate Trust has several carbon offset projects underway. This specific page of their website gives their definition of an offset, talks about how they ensure their projects are credible, and gives several benefits to buying offsets.

A list of different companies' websites that offer greenhouse gas emissions offsets. It also lists the price, whether it is a non-profit organization, what emissions source it offsets, and how it is certified/verified

If you scroll down the page, you'll see a list that ranks 43 fruits and vegetables from most to least pesticides. Apples were #2. Also check out http://www.foodnews.org/methodology.php to see their methodology for ranking produce.

The Sustainable Agriculture Coalition's top ten priorities for the next Farm Bill. (The Farm Bill essentially lays out policies for how food is grown, what kinds of foods are grown, who is able to participate in growing them, and who is able to eat them in the US; a new one is created every 5-7 years.) This site is particularly interesting as it explicitly states the top priorities for an organization promoting sustainable agriculture.

Document draws on research on small-scale producer-supplier case studies in South Wales and southern Ontario to explore sustainable agriculture and its viability and future prospects.

This particular page has lots of statistics about domestic apple production. The US Apple Association website also has a lot of information about current apple issues.

Addresses the questions: What does it currently take to feed us? How can we avoid the clash between expanding human demand and limited ecological capacity? What will it take to feed us all well for years to come?

Begins with summary of organic fruit production worldwide. Moves onto production in the US, focusing on apples. Concludes with future prospects for organic apple growing, particularly in New England. Provides good statistics.