Lots of people are making their own things or repurposing what they have. Mister Jalopy is probably on of the more famous people in this arena. Here is a piece about him on CNN and his Owner's Manifesto that he wrote for Make.
While this type of work is not for everyone due to technical limitations I think everyone can learn a little bit and there are plenty of DIY and MIY resources on the internet. It's like we all became lazy about everything because we could always buy another one or there was always a new gadget that would solve that problem. Thinking about products differently and incorporating a cradle-to-cradle design mentality will go a long way in addressing our garbage problems.