Source: www.naturalnews.com | Original Post Date: August 31, 2013 –
With staggering food prices and shortages looming, there’s no better time to grow your own produce. Sadly, most greenhouses are expensive to build and impractical to heat during cold, wintery conditions. Thankfully, a solution is found with the Walipini. Developed for South American mountainous regions over twenty years ago, it allows edibles to be grown year-round – even in the most inhospitable weather. As an added bonus, it’s also outrageously inexpensive to construct.
Unlimited growing season
Known as a pit or underground greenhouse, the Walipini utilizes the advantages of passive solar heating along with earth sheltering properties. The structure makes use of thermal mass energy, creating a highly efficient and cost effective method for heating...
