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Posted by Admin at 10:34 PM,Monday, December 21, 2009
How to recycle plastic bottles into water filters
A water filter based on activated carbon can be very expensive. In the UK, for example, a very simple one can be purchased at £30 each. However, you can make a better water filter without paying a penny. All you need is to recycle the plastic soda bottles which would otherwise be landfilled. The following figure and URL point to article about a method of recycling plastic bottles into water filters. I wouldn't say this method is perfect. But at least, with this method, you can demonstrate to your friends how to go-green while travelling:
Posted by Admin at 8:53 PM,Sunday, December 06, 2009
How to Grow Papaya Trees
Papayas are fast-growing plants. In Asia, it does not take longer than a year for young sprouts to develop into fruiting trees. Once their roots are well-developed, they have the ability to grow to an incredible height, keeping the fruits out of reach of the children. For me, papayas are ideal candidates for going green in an urban area. The URL presents a new method for growing papaya trees. I have already experimented this method with positive results:
