Over the last year or so I have found Reddit to be a great resource for ideas and help. This subreddits are not necessarily trash-free but they definitely have good tips, and plenty of people on there who can help with with whatever.
- DIY: http://www.reddit.com/r/DIY/
- Self Sufficiency: http://www.reddit.com/r/selfsufficiency
- Homesteading: http://www.reddit.com/r/homestead/
- Green: http://www.reddit.com/r/Green/
- Environment (More news than anything else):http://www.reddit.com/r/environment
- Gardening: http://www.reddit.com/r/gardening
- How to fix things: http://www.reddit.com/r/fixit
What websites do you find helpful?