How to Water Your Lawn Efficiently
Posted by Adam Pash at 5:00 AM on May 11, 2008

AU - Please note that water restrictions are in place across most (if not all!) of Australia right now. These tips are about saving water when caring for your lawn, but you should check what restrictions are in place in your local area!
Spring is upon the northern hemisphere (AU - and down under we're living with water restrictions!), and with a little know-how, you can water your lawn more smarter this year. Tutorial site wikiHow offers strategies to reduce your water usage while maintaining a healthy, hearty lawn. For example:
Water deeply to encourage deep root growth. Frequent shallow waterings encourage weed germination, and they also cause the grass plants' roots to grow shallow, leaving the plant more susceptible to drought and to certain diseases. Watering only when your grass really needs it encourages the roots to grow deeperThe article is full of other smart watering tips—like watering early to avoid evaporation—that are worth a read before you put out the sprinklers. Photo by Finstr.

Web site Ecobites details how to cook with the power of the sun with your own DIY solar cooker. In a nutshell, the author rounded up a bit of plywood and aluminium foil to create a reflective parabolic surface capable of focusing the heat of the sun to the cooking surface—another great idea to add to the list of unconventional heat/
The New York Times suggests that even on a grey and cloudy day, getting outside can help your skin create the mood-boosting, health-supplementing Vitamin D. A complete cloud cover only halves the energy of ultraviolet rays, which trigger Vitamin D production, so you can still beat the wintertime blues with a little time in the "sun." If you do catch some rays, though, remember not to over-do it:

Popular Mechanics says that a cotton ball smeared with Vaseline or ChapStick is "a foolproof fire starter." The Vaseline works as your fuel, and once you get the Vaseline-soaked cotton ball lit, the flame should continue to burn under pretty much any condition. The Popular Mechanics article is rather light on details, so I also found a post on the Survival and Equipment weblog detailing how to make single-use petroleum jelly candles using cotton balls, petroleum jelly, and aluminium foil. You will, of course, still need a flint or match to get the cotton ball started (or just