Amazing Bike Lawn Mowers, article by Warren McLaren on Treehugger. Too funny. I believe that when I saw one of these in some old friends yard ( you know who you are), it was called, A Redneck Lawnmower.
DIY Stacked Pots : This is a great idea for annuals, herbs, and just about any plant or flower the drapes over the pot. Try using pots that don't exactly match but provide interest. Yard sales are good place to find pots.
of rain puts about 600 gallons of water atop a square foot house! That's a lot of free water. These cisterns collect rainwater from a nearby roof and when the tanks are full water is dispersed through a gravity-fed drip system that irrigates crops.